Scientists turn old EV batteries into better-than-new power materials

As electric vehicles become more common around the world, millions of lithium-ion batteries will eventually reach the end of their lives. Recycling these batteries is...

Scientists discover the tiny coating trick that could make EV batteries last much longer

Scientists in South Korea have discovered an important design rule that could help future electric vehicle batteries last much longer and perform more safely. Their...

Scientists create nearly invisible solar cells that could turn windows into power sources

Scientists in Singapore have developed a new type of ultrathin solar cell that is almost invisible and could one day turn windows, car sunroofs,...

Scientists discover a simpler way to make solid-state batteries faster and better

Solid-state batteries are often seen as one of the most promising technologies for the future of electric vehicles and clean energy. They could offer safer...

New rooftop antenna system could replace giant satellite dishes

As thousands of new satellites continue launching into orbit, scientists say a major bottleneck is no longer in space—it is on the ground. Researchers at...

Is your AI chatbot manipulating you?

A billboard tries to sell you something. So does a used car salesman. But no matter how smooth the pitch, you're quite aware of...

Tiny bee-inspired drones could soon navigate the world on their own

Honeybees may hold the secret to the future of drone technology. Researchers in Europe have developed a new navigation system inspired by the way honeybees...

New memory technology could cut AI energy use by more than 60 times

As artificial intelligence continues to expand, the world’s data centers are using enormous amounts of electricity. Some large AI facilities already consume as much power...

This new 5G security technology detects cyber threats with 98% accuracy

As 5G networks become a bigger part of everyday life, scientists are racing to solve one major problem: security. A new study suggests that combining...

Scientists create powerful water-splitting catalyst for clean hydrogen fuel

Researchers at University of Birmingham have developed a new method for producing hydrogen that works at much lower temperatures than current technologies. The breakthrough could...

Why solid-state batteries lose capacity so quickly

Solid-state batteries are often seen as the future of energy storage because they can potentially store more energy and operate more safely than today’s...

New perovskite solar cell breakthrough pushes efficiency beyond 30%

Scientists in China have developed a new way to make highly efficient perovskite solar cells that could help accelerate the future of low-cost solar...

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AI could predict a heart attack better than human

AI could predict a heart attack better than human

In a new study, researchers found that machine learning is overtaking humans in predicting death or heart attack. Machine learning is the modern bedrock of...

Scientists build smart sensor system to quietly monitor ships underwater

In a breakthrough for naval technology, researchers in South Korea have created the country’s first real-time system that can predict how much noise a...

Can AI understand human uncertainty?

Understanding Human Doubts Machines often think that humans always know what they're doing. But we know that's not true. Humans sometimes feel unsure or make...

This DIY tracker counts burned calories better than a smartwatch

A system made with two inexpensive sensors is more accurate than smartwatches for tracking calories burned during activity, researchers report. And the instructions for making...

Water can unlock the future of energy-efficient brain-like computing

In a groundbreaking development at the EPFL's School of Engineering, researchers have taken a big step towards creating computer chips that work more like...