Shep Doeleman

Oct. 05, 2012

How Astronomers Measured the Edge of a Black Hole

The black hole resides at the center of a galaxy located 50 million light-years from Earth.

black holes, cosmology, astronomy, space, galaxy, event horizon, gravity

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Michael Pollan Talks Plants and Food

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Museum Mania

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Mystery Box

Medical Oddities from the Bowels of the Mütter

\t"Disturbingly informative," is how museum director Robert Hicks describes Philadelphia's Mütter Museum--items of interest include a gangrenous hand, wax models of extinct diseases, deformed bones and body parts. Now imagine what's in the basement. Science Friday got a behind-the-scenes tour.

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