A diving whale off the coast of Southern California near the Los Angeles suburb of Palos Verdes in 2010. Mike Nelson/EPA/Landov hide caption

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Whale Traffic Jam Delights Visitors And Baffles Scientists

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Tom Brakefield/Getty Images

To Save The Black Rhino, Hunting Club Bids On Killing One

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The sea ice that polar bears use as a platform to catch seals is shrinking, threatening the species' existence. U.S. Fish and Wildlife Serivce/AP hide caption

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A Scientist's New Job: Keeping The Polar Bears' Plight Public

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Mountain lion 38F perches in a tree before getting a tracking collar from the Santa Cruz Puma Project. Peter Lollo/KQED hide caption

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On The Trail Of A Mountain Lion, Hunters Hope To Help

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After Major Comeback, Is The Gray Wolf Still Endangered?

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A Humane Society investigation of a Wyoming pig breeding facility to the introduction of an ag-gag bill in Wyoming, which eventually failed. Courtesy of Humane Society of the U.S. hide caption

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A newly discovered neural circuit in the brain of the common fruit fly seems to serve as a sort of "volume control," turning up and down the perception of sound and light. Nicholas Monu/iStockphoto hide caption

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Can A Fruit Fly Help Explain Autism?

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A technique called optogenetics is being used in the laboratory to observe and control what brain circuits are doing in real time. Henning Dalhoff/Getty Images/Science Photo Library RM hide caption

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Experimental Tool Uses Light To Tweak The Living Brain

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(Clockwise, from left)Yuanzai; Mei Huan; Happy Leopard; Mei Lun; Xing Bao; Bao Bao. (Clockwise, from left) Xinhua/Landov; Courtesy of Zoo Atlanta; Animal Press/Barcroft Media/Landov; Courtesy of Zoo Atlanta; EPA/Sergio Barrenechea/Landov; Abby Wood/UPI/Landov hide caption

toggle caption (Clockwise, from left) Xinhua/Landov; Courtesy of Zoo Atlanta; Animal Press/Barcroft Media/Landov; Courtesy of Zoo Atlanta; EPA/Sergio Barrenechea/Landov; Abby Wood/UPI/Landov

Beyond Cuteness: Scientists Deliver A Panda Baby Boom

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Shark Attacks And Economic Growth: A Correlation Theory

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The Texas Camel Corps guides camel treks through the Big Bend region of Texas, where such animals once served American settlers in the late 1800s. Wade Goodwyn/NPR hide caption

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Camels Trek In The Texas Desert, Just Like Old Times

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