The defensive mucus of the Arion subfuscus slug has inspired materials scientists trying to invent better medical adhesives. Nigel Cattlin/Visuals Unlimited/Getty Images hide caption

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Nigel Cattlin/Visuals Unlimited/Getty Images

Slug Slime Inspires Scientists To Invent Sticky Surgical Glue

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Looking Back At The Most Powerful Earthquake Ever To Strike North America

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"It's not just about making one German astronaut happy with fresh bread," Marcu explains. "There's really a deeper meaning to bread in space." Above, a photo illustration of bread in space. NASA/ Bake in Space GmbH hide caption

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NASA/ Bake in Space GmbH

Flight engineer Kate Rubins checks out the Bigelow Expandable Activity Module, which is attached to the International Space Station. NASA hide caption

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NASA

After A Year In Space, The Air Hasn't Gone Out Of NASA's Inflated Module

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A growing number of pediatric sports medicine groups warn that when a child focuses on a single sport before age 15 or 16, they increase their risk of injury and burnout — and don't boost their overall success in that sport. Hero Images/Getty Images hide caption

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Hero Images/Getty Images

Student Athletes Who Specialize Early Are Injured More Often, Study Finds

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Hidden Brain: How Cigarette Taxes Affect Food Buying

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Mary Anderson's illustration of her 1903 patented "window cleaning device." The United States Patent and Trademark Office hide caption

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The United States Patent and Trademark Office

Alabama Woman Stuck In NYC Traffic In 1902 Invented The Windshield Wiper

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Inside The Global Seed Vault, Where The History And Future Of Agriculture Is Stored

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Professional fighter Gina Mazany practices during a training session at Xtreme Couture Mixed Martial Arts in Las Vegas. She well remembers her first concussion — which came in her first fight. "I was throwing up that night," Mazany says. Bridget Bennett for NPR hide caption

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Bridget Bennett for NPR

Female Athletes Are Closing The Gender Gap When It Comes To Concussions

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