Why the Search for Life in Space Starts With Ancient Earth
Need to estimate, from trillions of miles away, how likely another world is to host life? There’s a flowchart for that.
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Astrobiology
The Spooky Science of How Undead Spores Reanimate
These cells—and the way they reawaken—can tell biologists quite a lot about life, death, and the gray zone in between.
NASA’s Perseverance Rover Digs Up Organic Molecules on Mars
These are tantalizing hints that microbes might have lived on Mars billions of years ago, but scientists need to study the rocks…
The Legendary Frank Drake Shaped the Search for Alien Life
The influential astronomer led the hunt for extraterrestrial signals and helped make the field of astrobiology what it is today.
