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In the future, robots may wear 'snakeskin' — and not just for style

Inspired by slithering snakes, scientists have constructed flexible scaly skins that allow immobile soft robots to crawl, maneuvering through even rough surfaces such as asphalt and concrete.

More than half of U.S. gun owners store at least one firearm without any locks, survey reveals

More than half of U.S. gun owners store at least one firearm without any locks or other measures to prevent its theft or use by an unauthorized person, according to the first study in more than two decades to ask owners about weapons storage.

Case closed: Oldest known cave art proves Neanderthals were just as sophisticated as humans

A red hand stencil. A series of lines that look like a ladder. A collection of red dots. These images, painted in ocher on cave walls in Spain, are the oldest-known examples of cave art ever found. And all three were created not by humans, but by Neanderthals, scientists say.

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