The Year in Science 2009: What Was Important? What Changed Everything?

The Intersection
By Chris Mooney
Dec 22, 2009 9:31 PMNov 19, 2019 9:15 PM

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It is getting to be that time of year again--that time of year when everybody summarizes the year. So this is an open thread to ask for your picks: What happened in science, technology, and medicine in 2009 that was really important, potentially historic or groundbreaking, or simply worth remarking upon? I certainly have my ideas, but I want to hear what others think as well....

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