Energy & Green Tech news

Energy & Green Tech

Improving the range of electric vehicles using aluminum

There are many electric vehicles in Norway, and each contains many electrical conductors. These electrical conductors contribute significantly to the overall weight of the vehicles.

Energy & Green Tech

11 years after a celebrated opening, massive solar plant faces a bleak future in the Mojave Desert

What was once the world's largest solar power plant of its type appears headed for closure just 11 years after opening, under pressure from cheaper green energy sources. Meanwhile, environmentalists continue to blame the ...

Engineering

Shielding flexible solar modules from harsh environmental conditions: The critical role of barrier films

Perovskite solar cells (PSCs) present a revolutionary leap in renewable energy technology with their high efficiency, lightweight, and flexible nature. But their commercial applications are often hindered by their sensitivity ...

Energy & Green Tech

'Sustainable' aviation fuel and other myths about green airport expansion debunked

Environmentalists and locals have resisted a third runway at London's Heathrow, Europe's busiest airport, for more than two decades. Today, their efforts took a major setback.

Engineering

Energy-efficient cooling thanks to ionic wind

Thanks to a new type of airflow booster for ionic wind, completely new fields of application are opening up for the start-up Ionic Wind Technologies. In the future, the patented technology will be used primarily for cooling ...

Energy & Green Tech

Chemical looping turns environmental waste into fuel

Turning environmental waste into useful chemical resources could solve many of the inevitable challenges of our growing amounts of discarded plastics, paper and food waste, according to new research.

Energy & Green Tech

DeepSeek breakthrough raises AI energy questions

Having shattered assumptions in the tech sector and beyond about the cost of artificial intelligence, Chinese startup DeepSeek's new chatbot is now roiling another industry: energy companies.

Energy & Green Tech

Existing EV batteries may last about a third longer than expected

The batteries of electric vehicles subject to the normal use of real world drivers—like heavy traffic, long highway trips, short city trips, and mostly being parked—could last about a third longer than researchers have ...

Energy & Green Tech

Electrochemical device provides on-site wastewater treatment

Conventional wastewater treatment involves the centralized collection of wastewater from sources through pipes to large-scale treatment plants, where it is treated in bulk. However, this is not feasible in small, decentralized ...

Energy & Green Tech

Superhot rock energy could power geothermal systems anywhere

Geothermal energy holds the potential to provide abundant renewable energy at equivalent cost to fossil fuels, and targeted investments could quickly speed its development, according to a new report from Cornell researchers ...

Energy & Green Tech

Recovering rare earth metals from waste permanent magnets

Korea imports 95% of its core minerals such as lithium, nickel, and rare earths. Rare earths, in particular, are characterized by chemical, electrical, magnetic, and luminescent properties that can be achieved by adding only ...

Energy & Green Tech

Poll measures support for revenue-sharing plan on renewable energy

Democrats and Republicans don't see eye-to-eye on much. And they often don't agree on various aspects of renewable energy. But a recent report finds there is one area in which they're pretty much in sync: how certain national ...

Energy & Green Tech

Burned rice hulls could help batteries store more charge

A closer inspection of ash from burned rice hulls, the hard outer layer of rice grains, revealed a form of carbon that could nearly double the energy density of typical lithium-ion or sodium-ion batteries.