NPR Story
9:58 am
Fri July 13, 2012

What Happens When Scientists Get It Wrong?

Originally published on Fri July 13, 2012 10:25 am

Reporting in Science, two teams of scientists say they were unable to replicate the results of a 2010 study claiming to have found 'alien life' on Earth--a bacterium that could build its DNA using arsenic. Science journalist Carl Zimmer talks about how the controversy played out online, and how science corrects itself.

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