Scientists build AI chip powered by light instead of electricity

Scientists in Australia have developed a tiny artificial intelligence chip that performs calculations using light instead of electricity. The experimental device, created by researchers at...

Why subway systems are getting hotter—and why commuters are feeling it

For many commuters, stepping into a subway station means stepping into a wave of heat. A new study suggests that this uncomfortable experience is not...

Smartphone therapy could help adults living with ADHD

A new scientific study suggests that a digital therapy program delivered through a smartphone or computer may help adults with attention-deficit hyperactivity disorder, commonly...

Negative light breakthrough could hide data transfers in plain sight

Researchers in Australia have developed a new way to send digital information that is almost impossible to detect. The technique uses a phenomenon called “negative...

AI could detect more breast cancers, study finds

Breast cancer screening is one of the most important tools doctors have for finding cancer early, when treatment is more likely to succeed. In the...

A 10-cent robot? New method could make soft robotics much cheaper

Engineers at the University of Oxford have developed a remarkably simple and inexpensive way to build soft robots. Using common laboratory tools and low-cost materials,...

Smart clothes could track your health and charge your phone one day

Wearable technology has already become part of everyday life. Many people now use smartwatches to track their heart rate, steps, and sleep. But scientists believe...

Why dance tracks dominate TikTok while love songs rule Spotify

What makes a song become a hit today? While listeners certainly play a role, new research suggests that streaming platforms and their algorithms also have...

AI-evolved robots can survive damage and rebuild themselves in the wild

Engineers at Northwestern University have created a new kind of robot that can adapt, recover from damage, and keep moving even after being broken...

Why electric cars lose range in cold weather—and what drivers can do about it

Many electric vehicle (EV) owners notice the same frustrating problem during winter: their car’s battery seems to drain faster, and charging takes longer than...

New “super foam” could make helmets, cars, and seats much safer

Researchers at Texas A&M University and the U.S. Army Research Laboratory have developed a new type of foam that can absorb up to ten...

Teaching AI to talk to itself can make it learn smarter

Many people talk to themselves when they are thinking through a difficult problem. Someone might quietly repeat a list while shopping, whisper steps while...

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3D-printed artificial muscles: A step closer to reality

Researchers at Empa are developing artificial muscles that could one day move like real ones. Using advanced 3D printing, they have created soft and elastic...

If we want to live on other worlds, we’re going to need new clocks

Between NASA, other space agencies, and the commercial space sector, there are some truly ambitious plans for humanity’s future in space. These plans envision the...

Scientists could see patients’ real-time pain with new tech

Many patients, especially those who are anesthetized or emotionally challenged, cannot communicate precisely about their pain. For this reason, University of Michigan researchers have developed...

This mind-like device sees and remembers movements instantly

Engineers at RMIT University have created a tiny device that can process hand movements in real time, store visual memories, and perform brain-like tasks...

How your touchscreen could warn you about dehydration

During the holy month of Ramadan, millions of Muslims fast from sunrise to sunset. While it’s a deeply spiritual time, the long hours without food...