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.
What Happens When Scientists Get It Wrong?
By editor • Jul 13, 2012
Originally published on July 13, 2012 10:25 am