Energy & Green Tech
AI data centers get a bad rap, not least because of concerns that they drive climate change by consuming massive amounts of electricity. But one potentially larger impact of AI on global carbon emissions may be that it's ...
Engineering
Solar cells, devices that can convert sunlight into electricity, are now widely used in many countries, where they are helping to reduce reliance on electricity generated from fossil fuels. While most solar cells used today ...
Energy & Green Tech
Semi-transparent solar cells that could be added to windows to efficiently harvest energy from indoor light as well as the sun have been developed by an international team led by UCL researchers.
Jul 21, 2026
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325
Energy & Green Tech
Solar panels, wind turbines and other renewable energy technologies are becoming increasingly widespread worldwide. Most of these technologies generate electricity from natural sources, such as sunlight and wind, which are ...
Energy & Green Tech
Hydrogen could serve as a clean alternative to fossil fuels because, when used as a fuel, it produces water vapor instead of carbon dioxide (CO2). This cleaner fuel has proved particularly promising for the creation of so-called ...
Electronics & Semiconductors
Most contemporary portable electronics, including laptops, smartphones and smart watches, are powered by batteries that need to be recharged daily or every few days. Over the past decade, however, some engineers have been ...
Engineering
To accommodate the increasing demand for clean energy, researchers have been developing floating solar panels for rivers, reservoirs and other waterways in recent years. While there is, of course, plenty of land for solar ...
Consumer & Gadgets
Researchers at UNSW Sydney have harnessed the power of ultrasonic sound waves to make espresso-strength coffee with room-temperature water, cutting energy use by up to 75%. That morning coffee kick from a shot of espresso ...
Jun 10, 2026
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399
Engineering
Aviation is one of the sectors that contributes most to greenhouse gas emissions and climate change on Earth. One proposed strategy for mitigating or counterbalancing the effects of these emissions is to substitute existing ...
Energy & Green Tech
Most smartphones, portable computers and other devices on the market today are powered by lithium-ion (Li-ion) batteries. While these rechargeable batteries perform remarkably well, they are based on lithium, which is not ...
