
Space
When We Finally Find Aliens, They Might Smell Terrible
A better understanding of what gases to search for in exoplanet atmospheres is key to locating extraterrestrial life
Clara Sousa-Silva, a molecular astrophysicist, is a research scientist and 51 Pegasi b Fellow at MIT's Department of Earth, Atmospheric and Planetary Sciences and the Kavli Institute for Astrophysics and Space Research.
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