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A flower-shaped soft robot could make brain monitoring less invasive

A tiny, flexible machine might one day help neuroscientists eavesdrop on electrical activity in the brain, allowing them to pinpoint and potentially treat seizures. Inserted into the skull through a...

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Deblina Sarkar is building microscopic machines to enter our brains

Deblina Sarkar makes little machines, for which she has big dreams. The machines are so little, in fact, that they can humbly inhabit living cells. And her dreams are so big, they may one day save...

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How understanding horses could inspire more trustworthy robots

Throughout history, cowboys have shared epic tales of horses that have taken them home on dark, foggy nights. Legendary horses have even carried wounded soldiers through battle zones. Sensible and...

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Physicists split bits of sound using quantum mechanics

You can’t divide the indivisible, unless you use quantum mechanics. Physicists have now turned to quantum effects to split phonons, the smallest bits of sound, researchers report in the June 9...

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A new device can detect the coronavirus in the air in minutes

If you’ve ever thought it would be great to walk into a room and know whether the virus that causes COVID-19 is hanging around, scientists have a device for you. Researchers have created a machine a...

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How one device could help transform our power grid

From Colorado to Washington, from Ohio to Pennsylvania, coal-fired power plants are shutting down. The United States is on track to retire half of its capacity to generate electricity from coal by...

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How artificial intelligence sharpens blurry thermal vision images

The fuzzy, ghostly figures typically seen in thermal images might become a thing of the past. By pairing artificial intelligence and thermal vision, scientists can make crisp, detailed images — even...

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50 years ago, X-rays provided an unprecedented look inside the brain

X-rays of the brain in thin cross sections — Science News, September 1, 1973 A new [device], already hailed by some physicians as the most important advance in X-ray diagnosis since its original...

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Filipino math teacher Emma Rotor helped develop crucial WWII weapons tech

As an amateur historian studying Philippine-American history in Washington, D.C., I’ve long been familiar with the story of Arturo Rotor and Emma Unson Rotor. The couple moved from the Philippines to...

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A telescope dropped dark matter data from the edge of space. Here’s why

Doomsday came on May 25 for the payload of a pumpkin-shaped balloon at the edge of space. The floating gourd — inflated with more than 500,000 cubic meters of helium and large enough to fit 60...

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Generative AI grabbed headlines this year. Here’s why and what’s next

Ask ChatGPT “Why is the sky blue?” and seconds later, it will tell you: “The blue color of the sky is primarily due to a phenomenon called Rayleigh scattering,” which the chatbot goes on to explain in...

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Artificial intelligence helped scientists create a new type of battery 

In the hunt for new materials, scientists have traditionally relied on tinkering in the lab, guided by intuition, with a hefty serving of trial and error. But now a new battery material has been...

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50 years ago, timekeepers deployed the newly invented leap second

Happy leap second! — Science News, January 12, 1974 A “leap second” has been invented … to keep time signals used by navigators in step with the actual motion of the Earth. The latest leap second was...

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AI chatbots can be tricked into misbehaving. Can scientists stop it?

Picture a tentacled, many-eyed beast, with a long tongue and gnarly fangs. Atop this writhing abomination sits a single, yellow smiley face. “Trust me,” its placid mug seems to say. That’s an image...

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‘Nuts and Bolts’ showcases the 7 building blocks of modern engineering

Nuts and BoltsRoma AgrawalW.W. Norton & Co., $29.99 What do you get when you pose a challenge, weave in a cast of characters driven by hunger, frustration, curiosity, compassion or maybe even a...

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How to build an internet on Mars

When astronauts land on Mars, a couple of decades from now, perhaps, they’ll need to find a way to communicate — with each other, with equipment on and around the planet, and with mission control back...

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A new device let a man sense temperature with his prosthetic hand

A new device makes it possible for a person with an amputation to sense temperature with a prosthetic hand. The technology is a step toward prosthetic limbs that restore a full range of senses,...

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How do babies learn words? An AI experiment may hold clues

The AI program was way less cute than a real baby. But like a baby, it learned its first words by seeing objects and hearing words. After being fed dozens of hours of video of a growing tot exploring...

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Could a rice-meat hybrid be what’s for dinner?

Foodies of the future may be dining on beefed-up rice. A new lab-grown meat product merges rice grains with cow cells, scientists report February 14 in Matter. The rice acts as a scaffold that...

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Why large language models aren’t headed toward humanlike understanding

Apart from the northward advance of killer bees in the 1980s, nothing has struck as much fear into the hearts of headline writers as the ascent of artificial intelligence. Ever since the computer Deep...

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