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Transforming Stem Cells into Diabetes Beaters Apr 13, 2016

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Pancreatic type beta cells produced from stem cells can sense glucose, release insulin and treat a mouse model of diabetes. Christopher Intagliata reports.

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Find Shows Widespread Literacy 2,600 Years Ago in Judah Apr 12, 2016

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Mundane notes about daily life on 16 ceramic shards written about 600 B.C. at an ancient military fortress in the Negev Desert reveal that literacy had to be common.

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Frogs Signal Visually in Noisy Environments Apr 11, 2016

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The Brazilian torrent frog has the most sophisticated visual communications system yet documented for a frog species.

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Choir Practice Could Lower Stress in Cancer Patients Apr 07, 2016

Show notes

A cancer center in the U.K. found that patients had significantly lower levels of the stress hormone cortisol after harmonizing for an hour. Christopher Intagliata reports.

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Crater Bottoms Could Be Cradles of Martian Life Apr 06, 2016

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Four billion years ago asteroids and comets could have melted the Martian cryosphere, and started up hydrothermal springs—a potential hotspot for ancient microbial life. Christopher Intagliata reports.

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Wolves Have Local Howl Accents Apr 05, 2016

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Understanding the regional vocal patterns of various canid species sheds light on animal communication and could help ranchers broadcast "keep away" messages to protect livestock.

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Bird Combines Calls in Specific Order Apr 04, 2016

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The Japanese great tit combines two calls in a specific order and does not respond to a recording of the calls combined in reverse order, apparently demonstrating compositional syntax.

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Cellular Circuit Computes with DNA Apr 01, 2016

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Researchers have created what they call the first "programming language" for cells, which compiles code into a genetic circuit. Christopher Intagliata reports.

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Lasers Could Hide Earth from Prying Aliens Mar 31, 2016

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We could use laser light to mask our transits across the sun and thus hide Earth from any intelligent aliens looking for planets to invade

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Twin Birth Proposed for Colliding Black Holes That Produced Gravitational Waves Mar 30, 2016

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A flash of light shortly after the detection of gravitational waves could mean that that historic event has an added wrinkle—the black holes that collided may have been born in the same collapsing massive star.

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