Sara Imari Walker

Sara Imari Walker is a professor in the School of Earth and Space Exploration and the Beyond Center for Fundamental Concepts in Science at Arizona State University. Follow her on Twitter.

Future Tense
Aug. 5 2014 8:59 AMLittle Green Men Might Not Be So “Green”The search for extraterrestrial intelligence now has a modern twist: looking for industrial pollution.
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Slate Picks
Nov. 21 2014 1:38 PM What Happened at Slate This Week? See if you can keep pace with the copy desk, Slate’s most comprehensive reading team.