Discoveries of molecules in space that suggest extraterrestrial life are exciting, but they need to be taken with a grain of salt – an astrochemist explains why.
Articles on Biosignatures
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A new machine learning model explores the boundary between biological and nonbiological chemistry.
A failed star just taught us something new about the search for alien life.
A planetary scientist walks through the sensors and systems that went into the recent detection of potential biosignatures.
As NASA rolls out more powerful telescopes in the future, scientists will need a way to determine where to point them. A new approach could help.
NASA’s Curiosity rover has spotted carbon-containing minerals that can tell scientists more about what ancient Mars’ atmosphere may have looked like.
Life on Earth has dramatically changed the chemistry of the planet. Astronomers will measure light that bounces off distant planets to look for similar clues that they host life.
Top contributors
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Associate Dean for Research and Professor of Astronomy and Planetary Sciences, University of Arizona
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Assistant Professor of Electrical and Computer Engineering, Georgia Institute of Technology
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Professor of Geoscience, University of Nevada, Las Vegas
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University Distinguished Professor of Astronomy, University of Arizona
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Earth Sciences Postdoctoral Scientist and Adjunct Associate, Dartmouth College
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Senior Lecturer, School of Chemistry, UNSW
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Assistant Professor of Chemistry, Dickinson College