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Environment

Intriguing Lime Green Blobs Appear In The Andes Mountains. Are They Alive?

By Robert Krulwich
Published May 18, 2014 at 5:27 AM EDT
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Robert Krulwich
Robert Krulwich works on radio, podcasts, video, the blogosphere. He has been called "the most inventive network reporter in television" by TV Guide.
See stories by Robert Krulwich