Why handheld fans are not cool for the planet

Portable handheld fans are now often stacked beside chewing gum and vapes at supermarket checkouts and discount stores, available for less than £10. Once mainly...

Hybrid-electric aircraft clears 30,000 feet for first time in test flights

An aircraft powered by a megawatt-class hybrid-electric engine developed in collaboration with NASA and built by GE Aerospace, demonstrated flight of an innovation that...

New solar cells keep 97% efficiency after 2,000 hours of extreme stress

Solar panels often have to deal with shade from trees, clouds, buildings, or even birds. While this may seem like a minor inconvenience, partial shading...

New electronic skin can heal itself underwater and help divers and robots stay safe

Scientists at the National University of Singapore (NUS) have developed a new type of electronic skin that can detect touch, sense damage, and repair...

Scientists create levitating graphite material that could one day detect earthquakes

A team of researchers at Kyoto University has developed a new graphite-based material that can float steadily above magnets, opening the door to highly...

New solar windows could turn buildings into power plants—even on cloudy days

Imagine if the windows in your home or office could quietly generate electricity while still letting daylight in. That idea is moving closer to reality...

Scientists create AI mosquito detector that could help prevent malaria and dengue

A researcher at the University of Wollongong has developed a small, low-cost device that can identify dangerous mosquitoes simply by listening to the sound...

World’s first superconducting quantum heat engine could help build bigger quantum computers

Scientists have taken an important step toward more powerful quantum computers by creating the world's first superconducting quantum heat engine. The tiny device, developed by...

Scientists find new way to build powerful photonic chips using light instead of electricity

As artificial intelligence continues to grow, today's computer chips are struggling to keep up with the enormous amount of data they need to move. One...

Scientists build world’s first commercial-size indium-free tandem solar cell

Scientists have developed a new type of high-efficiency solar cell that replaces the rare and expensive metal indium with much cheaper tin, an advance...

New ‘Phantom Twist’ drone nearly disappears in flight by tricking human vision

Engineers at Northwestern University have developed a unique drone that can almost disappear while flying—not by using camouflage or invisibility technology, but by taking...

Driving the speed limit could save Americans billions every year, new study finds

Simply driving at the posted speed limit could save Americans billions of dollars in fuel costs while cutting greenhouse gas emissions, according to a...

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Solid-state batteries: The future of electric cars?

Electric cars today mainly use lithium-ion batteries. These batteries are decent. They can store a good amount of energy compared to their size and can...

Could an Apple watch really tell you if you have high blood pressure?

Apple has announced a package of health features, alongside the launch of the new Apple Watch Series 11, including an alert that the wearer may have high blood...

Scientists develop high-performance lithium-sulfur batteries

Scientists have developed Fe1-xS-decorated mesoporous carbon spheres as the nanoreactor, which can be applied as lithium-sulfur battery cathode. The nanoreactor showed excellent polysulfide catalytic activity...

Tailor-made electronic skins: A leap forward in tech surfaces

Imagine the world of electronics like a puzzle. Every piece has its own unique shape and function. One of the critical pieces in this vast...

This accordion-like device could expand 800% and still store energy

Some electronics can bend, twist and stretch in wearable displays, biomedical applications and soft robots. While these devices’ circuits have become increasingly pliable, the batteries...