On the JPL Blog: Comets and Life On Earth

August 17, 2009

With the recent discovery of the amino acid glycine in the comet dust samples returned to Earth by the Stardust spacecraft, it is becoming a bit more clear how life may have originated on Earth.

To read the full story and post a comment, go to the JPL blog at http://blogs.jpl.nasa.gov/?p=52 .

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Don Yeomans

Don Yeomans, a senior research scientist at JPL, keeps a watchful eye on near-Earth objects -- asteroids, comets and other space rocks. Yeomans heads a group charged by NASA to watch for objects whose orbits bring them close to Earth.

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