Charles Czeisler, director of the Division of Sleep Medicine at Harvard Medical School, talked about the dangers of drowsy driving at a recent Harvard T. H. Chan School of Public Health Forum called Asleep at the Wheel.    

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Kenneth Catania of Vanderbilt University talks to Cynthia Graber about electric eel research that led him to accept 19th-century naturalist Alexander von Humboldt's account of electric eels attacking horses.  

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Social spiders in artificially assembled groups of all bold or all shy members fared less well against predators than a group with some shy and some bold members.   

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Reducing fat from chocolate can gum up manufacturing equipment, making low-fat chocolate hard to produce—but an electric field can help. Christopher Intagliata reports.

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When immune cells rush to the site of a mosquito bite, viruses hijack the cells and turn them into viral factories—in mice, at least. Christopher Intagliata reports.

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In the first known example of a mutualistic relationship between two mammal species in which neither is a primate, mongooses feast on ticks and other parasites infesting warthogs.

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A lizard's stripes may make them look like they’re moving slower than they really are, confusing predators that tend to aim at the head but may wind up with the tail.  

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More particulate matter in the air can build stronger, longer-lasting thunderstorms over the tropics, leading to more extreme storms. Christopher Intagliata reports.

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The microbes found in crushed grapes were linked to certain chemical fingerprints in the finished wine. Christopher Intagliata reports.

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Wildlife Conservation Society researcher Ullas Karanth talks about his July, 2016, Scientific American article on state-of-the-art techniques for tracking tigers and estimating their populations and habitat health.

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