Smartwatches could detect depression relapse weeks before symptoms return

A simple wearable device such as a smartwatch could one day help prevent the return of major depression by warning people weeks or even...

Did two moons crash to create Titan? New study uncovers dramatic origin story

Saturn’s giant moon Titan and the planet’s famous rings may share a dramatic origin story. A new study suggests that Titan could have formed when...

Think before you type: Study warns AI chats may expose your private life

As artificial intelligence chat tools become part of daily life at work, school, and home, many people may be sharing more personal information than...

New 3D printing ink made from wood waste can be recycled with water

3D printing has changed how products are designed and manufactured, allowing engineers and designers to create complex objects layer by layer from digital models. The...

New tree-inspired cooling method could solve AI data center heat crisis

Artificial intelligence is transforming the world, but it comes with a hidden cost: enormous heat. Modern AI data centers pack thousands of powerful processors into...

Robotic arm can feel like part of the body—if it moves at the right...

As artificial intelligence advances, future prosthetic arms may be able to move on their own to assist users with daily tasks. But for these devices...

Scientists create “liquid solar battery” that works without electricity

One of the biggest challenges of renewable energy is what happens when the sun is not shining. Solar panels produce electricity during the day, but...

Yangtze river fishing ban sparks dramatic wildlife comeback after 70 years

After decades of environmental decline, the Yangtze River is showing early signs of recovery thanks to a sweeping fishing ban introduced by China in...

How an extinct Hawaiian Ibis adapted to life after sunset

Islands are known for producing unusual animals, and a newly studied extinct bird from Hawaii may be one of the strangest yet. Scientists have discovered...

Meet the new TikTok, same as the old TikTok

After a legislative ban, a trip to the Supreme Court, and repeated deadline extensions, TikTok recently made a deal to spin out an American...

Scientists develop stretchable patch that detects toxic gas on your skin

Ammonia gas is one of the most widely produced chemicals in the world and plays a major role in modern life. It is used in...

Your chin is an evolutionary accident

Chimpanzees, humans’ closest living relatives, do not have a chin. Neither did Neanderthals, Denisovans, or any other extinct human species. Humans, it turns out, have...

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Scientists create magic fermionic quantum processor

Quantum computers are cutting-edge machines that can solve problems much faster than regular computers. Now, a team of scientists from Austria and the U.S. have...

Scientists unveil new detector to hunt for hidden dark matter

Physicists at RIKEN have developed a new type of dark matter detector that could finally help us directly detect this mysterious substance, which is...

Scientists recreate the sun’s solar wind and plasma ‘burps’ on Earth

The sun's solar wind affects nearly everything in the solar system. It can disrupt the function of Earth's satellites and creates the lights of the...

Astronomers discover brightest fast radio burst and unlock its galactic location

Astronomers have just spotted the brightest fast radio burst (FRB) ever seen—and for the first time, they know exactly where it came from. This discovery,...

Scientists capture the first high-detail “real-time” images of stars exploding

Astronomers have captured the most detailed close-up images ever taken of stars exploding, known as novae. These pictures were taken within days of the eruptions...