Scientists discover faster, greener way to recycle lithium-ion batteries
As the world uses more smartphones, laptops, and electric vehicles, the demand for lithium-ion batteries is rising quickly.
But recycling these batteries remains a major...
One device, two jobs: A solar cell that also shines like an LED
Imagine a screen that can power itself when you are not using it.
Instead of just sitting idle, it could collect light from its surroundings...
Strange new shape boosts energy conversion by over 8 times
Every day, huge amounts of energy are wasted as heat. Cars release heat through their exhaust, factories lose heat during production, and even our...
Facial recognition data is a key to your identity. If stolen, you can’t just...
A woman strolls into a grocery store, thinking about grabbing some apples. Before she even reaches the produce aisle, a security camera has scanned...
Scientists turn electricity into sound in breakthrough quantum device
Scientists have created a new kind of quantum device that can turn electricity into something unusual: tiny packets of sound known as phonons.
This breakthrough...
Can AI really measure beauty?
Can a computer really decide what is beautiful? A new study suggests the answer is not as simple as many people think.
Researchers from the...
This new method could make jet engine parts more durable than ever
Parts used in aircraft engines, power plants, and other high-temperature machines must survive extreme stress for long periods of time.
Many of these parts are...
Scientists create wearable sensor powered only by your body heat
Imagine a health-monitoring device that never needs charging or battery replacement. Scientists are now closer to that reality with a new system that can...
A simple shake could change the future of graphene production
Scientists have developed a new way to make ultra-thin materials like graphene using simple vibrations at room temperature.
This method could make production much faster,...
Tiny water drops could revolutionize solar panel cleaning
Solar energy is growing quickly around the world, with more and more panels being installed every year.
But there is a simple problem: dust and...
No batteries, no noise: Tiny tags turn everyday objects into smart trackers
Imagine turning your home into a smart system without charging devices or replacing batteries.
Researchers at Georgia Institute of Technology have created a clever new...
Why a slower AI might feel smarter
In the fast-moving world of artificial intelligence, speed is often seen as a clear advantage.
Companies compete to make AI systems respond faster and faster,...
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Whose job will AI replace? Why a clerk in Ethiopia has more to fear...
Artificial intelligence is changing the world—and one of the main areas it will affect in the short-to-medium term is the workforce.
AI algorithms imitate real-world...
Scientists transform 3D printing flaw into game-changing innovation
Engineers at Johns Hopkins University have turned a major flaw in 3D printing into an exciting new feature.
By solving the problem of weak connections...
Giant clams may hold the answers to making solar energy more efficient
Solar panel and biorefinery designers could learn a thing or two from iridescent giant clams living near tropical coral reefs, according to a new...
New way to turn saltwater into drinking water—No electricity required!
A team of engineers from Rice University has developed an innovative desalination system that could change the way fresh water is produced in off-grid...
New energy harvesters use vibrational noise to power small devices
In a world where small electronic devices are everywhere—from medical implants to fitness trackers like Fitbits—the need for reliable power sources is more important...