These Central Valley sheep are happily munching on sprouted barley grown indoors. Farmer Mario Daccarett says the barley, grown in shipping containers, is sweet and keep his sheep full for longer. Ezra David Romero/Valley Public Radio hide caption

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With Water In Short Supply, One California Farmer Grows Feed Indoors

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What did she say? Eniko Kubinyi/Science hide caption

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Their Masters' Voices: Dogs Understand Tone And Meaning Of Words

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Researchers Test The Effects Of Background Music On People

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Baby Simulator Doesn't Deter Teenage Pregnancies, Study Indicates

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Kelly Slater Wave Co Todd Glaser/Courtesy of Kelly Slater Wave Co hide caption

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Surfers And Scientists Team Up To Create The 'Perfect Wave'

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Bacteriophages, in red, look like tiny aliens, with big heads and skinny bodies. They use their "legs" to stick to and infect a bacterial cell, in blue. Biophoto Associates/Science Source hide caption

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Your Gut's Gone Viral, And That Might Be Good For Your Health

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NASA Completes Year-Long Mars Simulation In Hawaii

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Officials from the Norwegian Nature Inspectorate discovered hundreds of dead reindeer on a mountain plateau after a lightning storm. Havard Kjontvedt/Norwegian Nature Inspectorate hide caption

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When a person places a finger in the slot on the left, the robot uses an algorithm — unpredictable even to its creator — to decide whether to prick the finger with the pin on the end of its arm. Alexander Reben hide caption

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A Robot That Harms: When Machines Make Life Or Death Decisions

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Careful audits of a representative sampling of bills from 37 Medicare Advantage Programs in 2007 have revealed some consistent patterns in the way they overbill, a Center for Public Integrity investigation finds. Nick Shepherd/Ikon Images/Getty Images hide caption

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Residents of Valdivia, Chile, look over wrecked buildings on May 31, 1960. AP hide caption

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When The Biggest Earthquake Ever Recorded Hit Chile, It Rocked The World

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Invincible Iron Man — featuring the debut of a new hero, Riri Williams — is one five books Marvel is using to promote science, math, and arts disciplines through a series of covers. Courtesy of Marvel hide caption

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On display at ZooAve Animal Rescue in Alajuela, Costa Rica, Grecia, the chestnut-mandibled toucan, can now eat on its own and sing with the new beak. Grecia was in rehabilitation for months after receiving a 3-D-printed nylon prosthesis. Carrie Kahn/NPR hide caption

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After Losing Half A Beak, Grecia The Toucan Becomes A Symbol Against Abuse

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National Day Of Mourning Commences In Italy After Earthquake

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Ramen will buy anything from smuggled fruit to laundry services from fellow inmates, a study at one prison finds. It's not just that ramen is tasty: Prisoners say they're not getting enough food. DigiPub/Getty Images hide caption

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