Are you interested in studying a field that's both innovative and environmentally friendly? Look no further than Geothermal Energy Engineering! This exciting field combines engineering, geology, and environmental science to harness the power of the Earth's natural heat and turn it into clean, renewable energy. Geothermal Energy Engineering is a field that's gaining popularity and recognition as society becomes more focused on sustainable energy sources. It's a fascinating area of study that can lead to a career that makes a real difference in the world. For example, did you know that Iceland produces nearly all of its electricity from geothermal energy? Or that the city of Boise, Idaho uses geothermal energy to heat its entire downtown area? These are just a few examples of the amazing potential of Geothermal Energy Engineering. In this field, you'll have the opportunity to work on innovative research and projects that aim to improve our use of geothermal energy. For example, researchers are currently studying ways to use geothermal energy to power desalination plants, which could help provide clean drinking water to people in arid regions of the world. There are also exciting innovations in the works, such as enhanced geothermal systems (EGS), which use technology to access geothermal energy in areas where it's not naturally available. At the undergraduate level, typical majors and modules include courses in geology, environmental science, and engineering, with a focus on geothermal energy. You may also have the opportunity to specialize further in areas such as geothermal reservoir engineering or geothermal power plant design. And if you're interested in pursuing further education, there are many graduate programs in Geothermal Energy Engineering available as well. So what kind of jobs and roles can you expect to pursue with a degree in Geothermal Energy Engineering? There are many exciting possibilities, including working for energy companies, government agencies, or research institutions. Some popular careers in this field include geothermal engineer, geothermal project manager, or geothermal energy analyst. Notable potential employers include companies like Ormat Technologies, Enel Green Power, and the U.S. Department of Energy. To succeed in this field, it's important to have a strong foundation in math and science, as well as an interest in environmental issues and sustainable energy. You'll also need to have excellent problem-solving skills and an ability to work well in a team. With these attributes, you'll be well on your way to a rewarding career in Geothermal Energy Engineering. In conclusion, studying Geothermal Energy Engineering can be an exciting and fulfilling choice for those interested in sustainable energy and making a positive impact on the world. With a wide range of potential career paths and exciting innovations on the horizon, there's never been a better time to explore this fascinating field of study.

Nuclear engineering is a highly specialized field that involves the development, design, and maintenance of nuclear power plants and nuclear systems. This field is not only important in providing clean energy but also in many other areas such as medicine, space exploration, and national security. Nuclear engineers work on complex and challenging projects, and they make a significant impact on the world. Nuclear engineers design and operate power plants, nuclear reactors, and other nuclear energy systems. They also develop and implement safety protocols and systems to ensure the safety and security of nuclear facilities. They can specialize in various areas such as nuclear fusion, radiation protection, or nuclear materials management. With the increasing interest in clean energy, the demand for nuclear engineers is on the rise. To become a nuclear engineer, one needs to earn at least a bachelor's degree in nuclear engineering or a related field such as mechanical engineering or electrical engineering. Several universities offer undergraduate programs in nuclear engineering, such as Massachusetts Institute of Technology (MIT), Georgia Institute of Technology, and University of Illinois at Urbana-Champaign. Nuclear engineering requires individuals with strong analytical and critical thinking skills. Excellent problem-solving skills, attention to detail, and the ability to work in a team are also essential. Additionally, nuclear engineers need to be able to work under pressure and have excellent communication skills. The job prospects for nuclear engineers are good. The US Bureau of Labor Statistics predicts a 3% increase in the employment of nuclear engineers from 2019 to 2029. Nuclear engineers are in high demand in the nuclear power industry, national laboratories, and the federal government. Notable employers include General Electric, Westinghouse Electric Company, and the US Department of Energy.

Have you ever wondered how we can harness the power of water to create clean, renewable energy? If you have a passion for sustainability and innovation, then Hydro Energy Engineering might be the perfect field of study for you! Hydro Energy Engineering is the study of how we can develop and use hydroelectric power to generate electricity. This field of study involves the design, construction, and maintenance of hydroelectric power plants, as well as the development of new technologies that can improve the efficiency and sustainability of these systems. One exciting aspect of Hydro Energy Engineering is the potential for innovation and research. Engineers in this field are constantly developing new technologies to improve the efficiency of hydroelectric power plants, such as new turbine designs and advanced control systems. Some of the most inspiring academic figures in this field include Dr. Elwynn Taylor, who has made significant contributions to the study of hydrology and water resources, and Dr. John B. Fenn, who won the Nobel Prize in Chemistry for his work on electrospray ionization. At the undergraduate level, students in Hydro Energy Engineering typically study a range of majors and modules, including fluid mechanics, electrical engineering, and renewable energy systems. Potential areas of further specialization may include hydrology, water resources management, and environmental engineering. Some exciting examples of real-life applications of this field of study include the Three Gorges Dam in China, which is the largest hydroelectric power plant in the world, and the Hoover Dam in the United States, which has been generating clean energy since the 1930s. If you're interested in pursuing a career in Hydro Energy Engineering, there are a range of potential future jobs and roles that this field of study might be directly helpful for. These include positions such as hydroelectric engineer, water resources manager, and environmental consultant. Key industries for prospective future employment include energy, utilities, and government agencies. Some specific notable and attractive potential employers include the US Department of Energy, the International Hydropower Association, and the National Renewable Energy Laboratory. To succeed in this field of study, it's helpful to have a strong background in math and science, as well as an interest in environmental sustainability and renewable energy. Other helpful personal attributes include strong problem-solving skills, attention to detail, and excellent communication abilities. In conclusion, Hydro Energy Engineering is a fascinating and meaningful field of study that offers exciting opportunities for innovation, research, and career development. If you're passionate about sustainability and looking for a rewarding career, then this might just be the perfect field for you!

A team of researchers from Princeton Engineering has made a breakthrough in renewable energy technology by developing the first commercially viable perovskite solar cell with a projected lifetime of 30 years - far surpassing industry standards. This new device rivals the performance of silicon-based cells, and is not only highly durable but also more sustainable to produce. Explore the science behind this exciting development and the potential for perovskite solar cells to revolutionize the energy industry.

Are you interested in finding ways to conserve energy and promote sustainability? Look no further than the field of Energy Management! This exciting and dynamic field is dedicated to finding innovative solutions to the world's energy challenges. Energy Management is a field of study that involves the management of energy resources, including the production, distribution, and consumption of energy. This field is becoming increasingly important as the world faces the challenges of climate change and the need for sustainable energy sources. One of the most interesting aspects of Energy Management is the constant innovation and research in the field. From developing new technologies to improving existing ones, Energy Management is at the forefront of the fight against climate change. Some of the most inspiring academic figures in this field include Amory Lovins, who has made significant contributions to energy efficiency and renewable energy, and Rachel Kyte, who focuses on sustainable energy solutions for developing countries. At the undergraduate level, Energy Management majors typically take courses in energy policy, renewable energy, and energy efficiency. Students can also specialize in areas such as energy finance, energy economics, and energy law. Some interesting examples of specializations include working with wind turbines, developing solar power systems, and designing energy-efficient buildings. Upon graduation, Energy Management graduates can pursue a range of exciting career opportunities. Some potential job roles include energy analyst, energy consultant, renewable energy specialist, and sustainability manager. Key industries for prospective future employment include renewable energy, energy efficiency, and sustainability consulting. Notable potential employers in this field include Tesla, Google, and the United Nations. To succeed in Energy Management, it's important to have a passion for sustainability and a strong background in science and math. Additionally, strong communication skills and the ability to work collaboratively are essential for success in this field. In conclusion, if you're interested in making a positive impact on the world by promoting sustainability and finding innovative energy solutions, Energy Management may be the perfect field of study for you!

Are you passionate about making a positive impact on the world? Do you want to be part of the solution to global environmental challenges? Look no further than the field of Sustainable Engineering. Sustainable Engineering is all about designing and implementing innovative solutions that balance the needs of society, the economy, and the environment. This exciting field combines principles from engineering, environmental science, and sustainability to create a more sustainable future. One inspiring example of Sustainable Engineering in action is the development of green buildings. These structures are designed to reduce energy consumption and minimize their impact on the environment. They incorporate features like energy-efficient lighting, renewable energy sources, and water-saving systems. By reducing the environmental footprint of buildings, Sustainable Engineers are helping to create a more sustainable future for all. In addition to green buildings, Sustainable Engineering encompasses a wide range of innovative research and development. From renewable energy technologies like wind and solar power, to sustainable transportation solutions like electric cars and public transit systems, the possibilities are endless. Some of the most well-known academic figures in Sustainable Engineering include Amory Lovins, who has been a leader in the field of energy efficiency and renewable energy for over 40 years, and William McDonough, who is known for his work in sustainable design and cradle-to-cradle manufacturing. At the undergraduate level, students can expect to take courses in areas like sustainability principles, renewable energy technologies, and environmental impact assessment. As they progress in their studies, they may choose to specialize in areas like sustainable transportation, green building design, or renewable energy systems. Graduates of Sustainable Engineering programs are well-equipped to pursue a range of exciting careers. They may find work in industries like renewable energy, green building design, or sustainable transportation. Some notable employers in this field include Tesla, General Electric, and the Environmental Protection Agency. To succeed in the field of Sustainable Engineering, it is important to have a strong foundation in math and science, as well as a passion for sustainability and environmental issues. Additionally, skills like critical thinking, problem-solving, and communication are essential for success in this field. If you are looking for a career that will allow you to make a positive impact on the world, Sustainable Engineering may be the perfect choice for you. With its focus on innovation, sustainability, and environmental stewardship, this field offers endless opportunities for growth and impact.

Are you interested in the fascinating world of energy? Do you have a passion for engineering and problem-solving? If so, then studying Petroleum Engineering at the undergraduate level might be the perfect fit for you! Petroleum Engineering is the field of study that focuses on the exploration, extraction, and production of oil and gas resources. With the world's increasing demand for energy, this field has become more critical than ever. Petroleum engineers work to develop new technologies and techniques to extract oil and gas reserves, while also ensuring that the process is environmentally sustainable. One of the most exciting aspects of Petroleum Engineering is the opportunity to work on real-world projects. For example, engineers may work on drilling rigs in remote locations to extract oil and gas from the earth. They may also design and implement new technologies to improve the efficiency and safety of the extraction process. In recent years, there have been many exciting innovations in the field of Petroleum Engineering. For example, researchers are exploring new ways to use nanotechnology to increase oil recovery rates. There are also ongoing discussions around the use of renewable energy sources to power the extraction process. At the undergraduate level, students typically take courses in subjects such as geology, drilling engineering, and reservoir engineering. There are also opportunities for students to specialize in areas such as production engineering or petrophysics. Graduates of Petroleum Engineering programs can go on to work in a variety of roles, including drilling engineer, production engineer, or reservoir engineer. There are many exciting career opportunities available to graduates of Petroleum Engineering programs. These include working for major oil and gas companies such as ExxonMobil, BP, or Shell. Graduates may also work for government agencies or consulting firms that specialize in energy and natural resources. To succeed in Petroleum Engineering, students should have a strong background in math and science. They should also have excellent problem-solving skills and be able to work well in teams. If you have a passion for energy and engineering, then studying Petroleum Engineering could be the perfect choice for you!

Are you passionate about renewable energy and looking for a career that makes a positive impact on the environment? Look no further than Solar Energy Engineering! This exciting field of study is all about harnessing the power of the sun to create clean, sustainable energy for our world. At its core, Solar Energy Engineering is about designing and implementing solar power systems. This involves everything from developing new solar technologies to optimizing existing systems for maximum efficiency. One of the most appealing aspects of this field is the potential for real-world impact. Solar energy has the power to transform the way we live, reducing our reliance on fossil fuels and helping to combat climate change. One area of exciting research in Solar Energy Engineering is the development of new materials for solar panels. Scientists are constantly working to create more efficient and cost-effective solar cells, which can be used to power everything from homes to entire cities. Another area of innovation is the development of energy storage systems, which can store excess solar energy for use during times when the sun isn't shining. As an undergraduate student in Solar Energy Engineering, you'll take courses in subjects like photovoltaics, solar thermal energy, and energy storage. You'll also have the opportunity to specialize in areas like solar architecture or solar policy. After graduation, you'll be well-equipped for a range of exciting careers, including solar panel design, installation, and maintenance, as well as research and development roles. Some of the top employers in this field include companies like Tesla, SunPower, and First Solar. You may also find opportunities to work for government agencies or non-profit organizations focused on renewable energy. To succeed in Solar Energy Engineering, you'll need a strong foundation in math and science, as well as an interest in renewable energy and sustainability. Strong problem-solving skills and attention to detail are also essential. So if you're ready to make a difference in the world through your career, consider studying Solar Energy Engineering!

Are you passionate about the environment and looking for a career that can make a positive impact on the planet? Look no further than a career in renewable energy! Renewable energy is the future of energy production and involves harnessing the power of natural resources such as wind, solar, hydro, and geothermal energy. As a renewable energy professional, you will be at the forefront of the fight against climate change, working to reduce our reliance on fossil fuels and create a more sustainable future. In this exciting and dynamic field, you will have the opportunity to work on cutting-edge projects that can have a real impact on the world. From designing and building wind turbines and solar panels to developing new energy storage solutions, the possibilities are endless. As a renewable energy professional, your duties may include conducting research, designing and implementing new technologies, managing projects, and working with clients to develop sustainable energy solutions. There are also many different areas of specialization within the field, such as solar energy, wind energy, and bioenergy. To get started in this exciting field, you will typically need a degree in a relevant field such as engineering, environmental science, or physics. Some popular undergraduate programs and majors include renewable energy engineering, sustainable energy systems, and environmental studies. In addition to technical skills, there are also several personal attributes that can be helpful in this field, such as a passion for sustainability, strong problem-solving skills, and the ability to work well in a team. The job prospects in renewable energy are excellent, with many exciting opportunities available in both the public and private sectors. Some notable employers include Tesla, Google, and the National Renewable Energy Laboratory. So if you're looking for a career that can make a real difference in the world, consider a career in renewable energy. With the potential to work on cutting-edge projects and help create a more sustainable future, it's a career that can truly be fulfilling and rewarding.

The US power grid is the world's largest machine, containing more than 7,300 electricity-generating plants, linked by some 11 million kilometers of powerlines, transformers, and substations. Power grid operators maintain a delicate balance between energy supply and demand, ensuring that their components work in unison and maintain a constant frequency throughout the grid. Power grids contain a mix of carbon-free and carbon-emitting energy sources, and researchers are experimenting with unique storage solutions to make full use of renewable energy sources. By shifting energy use to the times when there's clean electricity to spare, load flexibility can help flatten the peaks in demand, reducing the need for non-renewables. Smart devices like air conditioners, water heaters, and electric vehicle chargers can be implemented to decrease emissions by around 20%. Learning about power grids and renewable energy sources can help students understand the importance of balancing energy supply and demand and inspire them to explore ways to reduce their carbon footprint.

Are you passionate about protecting our planet and making a positive impact on the world? Look no further than the exciting field of Renewable Energy! This field of study focuses on harnessing the power of natural resources to generate clean and sustainable energy for our homes, businesses, and communities. Renewable Energy is a fascinating and meaningful field of study that encompasses a wide range of topics, including solar, wind, hydro, geothermal, and biomass energy. Imagine being able to harness the power of the sun to power your home, or using the force of wind to generate electricity for your city. These are just a few examples of the incredible possibilities that this field of study offers. Renewable Energy is a rapidly growing field, with exciting research and innovations happening all the time. From new and more efficient solar panels to innovative wind turbines, there are endless opportunities to make a difference in this field. Some of the most inspiring academic discourse in this field comes from figures such as Elon Musk, who has been instrumental in advancing renewable energy technology and making it more accessible to the masses. At the undergraduate level, typical majors and modules in Renewable Energy include Renewable Energy Engineering, Sustainable Energy Systems, and Energy Policy and Economics. These modules will equip you with the technical knowledge and skills needed to design and implement renewable energy systems. From there, you can specialize in areas such as solar energy, wind energy, or energy storage. The potential future jobs and roles in Renewable Energy are vast and varied, with opportunities in both the public and private sectors. Some of the key industries for prospective future employment include renewable energy companies, energy consulting firms, and government agencies. Some notable and attractive potential employers include Tesla, GE Renewable Energy, and the National Renewable Energy Laboratory. To succeed in Renewable Energy, it is helpful to have a strong interest in science and technology, as well as a passion for sustainability and environmentalism. Strong analytical and problem-solving skills are also essential, as is the ability to work collaboratively with others. In conclusion, if you are looking for an exciting and rewarding field of study that will allow you to make a positive impact on the world, then Renewable Energy is the perfect choice for you!

Are you fascinated by the inner workings of electronics and the power of electricity? Do you enjoy solving complex problems and designing innovative solutions? If so, a career in Electrical & Electronic Engineering might be the perfect fit for you! As an Electrical & Electronic Engineer, you will be responsible for designing, developing, and testing electrical equipment and systems. This includes everything from tiny microchips to massive power generators. You'll work with a team of other engineers to create cutting-edge technology that can change the world. One of the most exciting aspects of this field is the opportunity to work on projects that have a real impact on society. For example, you might design a new medical device that saves lives, or develop renewable energy sources that reduce our dependence on fossil fuels. The possibilities are endless! Some of the typical duties of an Electrical & Electronic Engineer include designing circuits and systems, testing prototypes, troubleshooting technical issues, and collaborating with other engineers and technicians. There are also many areas of specialization within this field, such as power systems, telecommunications, and robotics. To become an Electrical & Electronic Engineer, you'll need a strong foundation in math and science. Most engineers have at least a bachelor's degree in Electrical Engineering, Electronics Engineering, or a related field. Popular undergraduate programs include the Bachelor of Science in Electrical Engineering at MIT, the Bachelor of Engineering in Electronic Engineering at the University of Southampton, and the Bachelor of Electrical Engineering at the University of Toronto. In addition to technical skills, there are several personal attributes that can be helpful in this field. These include strong problem-solving skills, attention to detail, creativity, and the ability to work well in a team. Job prospects for Electrical & Electronic Engineers are strong, with a projected growth rate of 5% from 2019 to 2029. There are many potential employers in both the public and private sectors, including companies like Apple, Google, and Tesla. In addition, there are many government agencies and research institutions that hire Electrical & Electronic Engineers for a variety of projects. So if you're looking for a challenging and rewarding career that combines technical skills with real-world impact, consider a career in Electrical & Electronic Engineering. Who knows, you might be the one to design the next breakthrough technology that changes the world!

MIT researchers have developed a wake-up receiver that is less than one-tenth the size of previous devices and consumes only a few microwatts of power. The receiver also incorporates a built-in authentication system that protects the device from a certain type of attack that could quickly drain its battery. The device uses terahertz waves, which are about one-tenth the length of radio waves, enabling it to be used in miniaturized sensors and microrobots that monitor environmental changes in areas that are either too small or hazardous for other robots to reach.

If you're looking for a field of study that is both challenging and rewarding, then look no further than Electrical Engineering. Electrical Engineering is a fascinating and dynamic field that deals with the study, design, and application of electricity, electronics, and electromagnetism. It is an exciting field that is at the forefront of technological innovation and has a significant impact on our daily lives. Electrical Engineering is responsible for the development of many of the devices and systems that we use every day, such as smartphones, computers, power grids, and medical equipment. It is a field that is constantly evolving, with new technologies and innovations emerging all the time. Some of the most interesting research in Electrical Engineering is focused on renewable energy and sustainable technology. With the growing concern for the environment, Electrical Engineers are working on developing new ways to harness renewable energy sources, such as solar and wind power. They are also working on creating more efficient systems and devices that use less energy and have a smaller carbon footprint. At the undergraduate level, students can expect to take a range of modules that cover the fundamentals of Electrical Engineering, including circuit analysis, electronics, and electromagnetics. They will also have the opportunity to specialize in areas such as power systems, control systems, and communications. After completing their undergraduate degree, graduates of Electrical Engineering have a wide range of career opportunities available to them. They can work in industries such as telecommunications, aerospace, and healthcare, designing and developing new technologies and systems. Some notable employers in this field include Apple, Google, and NASA. To succeed in Electrical Engineering, you will need to have a strong foundation in mathematics and physics. You should also have excellent problem-solving skills and be able to think critically and analytically. A passion for technology and a desire to make a positive impact on the world are also important attributes for success in this field. In conclusion, studying Electrical Engineering at the undergraduate level is an excellent choice for those who are passionate about technology and innovation. With a range of exciting career opportunities available, and the potential to make a real difference in the world, Electrical Engineering is a field that is both challenging and rewarding.

Perovskite solar cells are a game-changer in the world of renewable energy. These cells are made from a material called perovskite, which is a type of mineral that can be easily manufactured and is highly efficient at converting sunlight into electricity. Did you know that perovskite solar cells have been shown to be more efficient at converting sunlight into electricity compared to traditional silicon solar cells? In just a few short years, the efficiency of perovskite solar cells has increased from just 3.8% to over 25%! This rapid improvement is thanks to the work of leading academics in the field, including Professor Henry Snaith of the University of Oxford, who was one of the first researchers to demonstrate the potential of perovskite solar cells. Not only are perovskite solar cells more efficient, they are also much cheaper to produce than traditional silicon solar cells. This means that they have the potential to make renewable energy more accessible to people all over the world. So what makes perovskite solar cells so special? It all comes down to their unique structure. Unlike silicon solar cells, which have a rigid structure, perovskite solar cells have a flexible structure that allows them to absorb more light. This flexibility also means that they can be made into different shapes and sizes, making them easier to integrate into a variety of applications, from rooftop solar panels to portable solar chargers. In conclusion, perovskite solar cells are a promising technology that has the potential to revolutionize the renewable energy industry. With their high efficiency and low cost of production, they are poised to make a significant impact on the world's energy supply and help to combat climate change. Whether you are interested in science, engineering, or the environment, there is something for everyone in the world of perovskite solar cells. So why not take a closer look and discover the possibilities for yourself?

Are you passionate about the environment and want to make a positive impact on the world? Then a career as a Green Building Engineer might just be the perfect fit for you! As a Green Building Engineer, you'll be responsible for designing and implementing sustainable building practices that reduce the impact on the environment. One of the most appealing aspects of this role is the opportunity to work on exciting and innovative projects that are making a real difference in the world. For example, you could be involved in designing a LEED-certified building that uses solar panels, rainwater harvesting systems, and energy-efficient heating and cooling systems. Or you could be working on a project that involves retrofitting an existing building to make it more sustainable. As a Green Building Engineer, your typical duties might include conducting energy audits, developing sustainability plans, designing green building systems, and overseeing construction projects. There are also many areas of specialization within this field, including sustainable design, renewable energy systems, and green building materials. To become a Green Building Engineer, you'll typically need a degree in engineering, architecture, or a related field. Popular undergraduate programs and majors include Civil Engineering, Environmental Engineering, and Architecture. Helpful personal attributes include strong problem-solving skills, creativity, and a passion for sustainability. Job prospects in this field are excellent, with a growing demand for sustainable building practices around the world. Some notable employers in this field include the U.S. Green Building Council, the World Green Building Council, and the International Living Future Institute. With a career as a Green Building Engineer, you'll not only be making a positive impact on the environment, but you'll also have the opportunity to work on exciting and innovative projects that are shaping the future of the built environment.

Solar power has become the cheapest source of electricity on Earth, and its efficiency has improved thanks to the work of scientists and engineers. Countries like India, China, Egypt, and the US have already built massive solar farms in the desert, but covering the Sahara with solar panels could create massive changes in the region's climate. Fortunately, giant mirrors are a new approach that reflects light onto a receiver, which converts energy to heat and then electricity. Industrial solar farms are often easy to fit into existing energy infrastructure, but getting their electricity beyond local power grids is much more difficult. Smaller solar installations can supplement energy use or provide a passive source of energy for regions off the grid. Solar panels rely on a few simple components, so they're quick to install and relatively easy to update. Learning about solar power is essential, given humanity's rising energy use.

Can heat batteries made from stacks of bricks be the solution to bringing renewable energy to heavy industries? Startups are exploring the potential of capturing clean electricity-generated heat and storing it for later use. With simple designs and commercially available materials, these systems could help wean industries off fossil fuels. Learn how heat batteries work and their potential to revolutionize the way we power heavy industries.

MIT engineers have developed ultralight fabric solar cells that can quickly and easily turn any surface into a power source. These durable, flexible solar cells are much thinner than a human hair and can be glued to a strong, lightweight fabric, making them easy to install on a fixed surface. They can be integrated onto the sails of a boat, adhered onto tents and tarps in disaster recovery operations, or applied onto the wings of drones to extend their flying range. This groundbreaking technology generates 18 times more power-per-kilogram than conventional solar panels, making it a promising solution to the present urgent need to deploy new carbon-free sources of energy.

Sir James Dyson, the Michael Jordan of inventors, founded the annual Dyson awards to inspire young design engineers. This year's entries include a Titan Arm exoskeleton, OLTU fruit ripening unit, SONO sound bouncer, Stack Printer, and Xarius wind power generator.