Energy & Green Tech news

Energy & Green Tech

Greenland's harsh environment and lack of infrastructure have prevented rare earth mining

Greenland's harsh environment, lack of key infrastructure and difficult geology have so far prevented anyone from building a mine to extract the sought-after rare earth elements that many high-tech products require. Even ...

Energy & Green Tech

Meta lines up massive supply of nuclear power to energize AI data centers

Meta has cut a trio of deals to power its artificial intelligence data centers, securing enough energy to light up the equivalent of about 5 million homes.

Engineering

Carbon shell design curbs shuttle effect in thermal battery cathodes

Transition metal fluorides are widely regarded as promising cathode materials because of their high theoretical voltages and excellent thermal stability. However, in real batteries, these materials tend to dissolve and migrate ...

Engineering

Heat pumps will soon be able to store and distribute heat as needed

Researchers have developed a heat storage unit that takes up less space than a regular hot water tank. It charges when electricity is cheap and releases heat when needed.

Energy & Green Tech

Q&A: How AI could optimize the power grid

Artificial intelligence has captured headlines recently for its rapidly growing energy demands, and particularly the surging electricity usage of data centers that enable the training and deployment of the latest generative ...

Energy & Green Tech

Solar hydrogen can now be produced efficiently, no platinum required

A research team led by Chalmers University of Technology, Sweden, has presented a new way to produce hydrogen gas without the scarce and expensive metal platinum. Using sunlight, water and tiny particles of electrically conductive ...

Energy & Green Tech

Researchers examine aviation's path to sustainability

Researchers from SUNY Polytechnic Institute's Sustainable Aerospace Energy Center (SAEC) have published a new study in the Journal of Air Transportation analyzing how the aviation sector is navigating its transition toward ...

Energy & Green Tech

Manganese gets its moment as a potential fuel cell catalyst

The road to a more sustainable planet may be partially paved with manganese. According to a new study by researchers at Yale and the University of Missouri, chemical catalysts containing manganese—an abundant, inexpensive ...

Energy & Green Tech

Clean energy found in old coal mines

Cumberland, B.C. was built on coal mining—both literally and practically. Thousands of workers were employed and millions of tons of coal were exported over 80 years before the mines were shuttered, leaving deep holes in ...

Electronics & Semiconductors

Ionic thermoelectric film uses body heat to power LED lights

A research team affiliated with UNIST has unveiled a novel thermoelectric (TE) film, capable of powering LED lights using a mere 1.5°C temperature difference between the human body and ambient air. This innovative technology ...

Engineering

Nature-inspired hydrogel offers power-free thermal management

The poplar (Populus alba) has a unique survival strategy: when exposed to hot and dry conditions, it curls its leaves to expose the ventral surface, reflecting sunlight, and at night, the moisture condensed on the leaf surface ...