We have only one example of biology forming in the universe—life on Earth. But what if life can form in other ways? How do you look for alien life when you don’t know what alien life might look like?
Morning Overview on MSN
These mysterious genes may be older than all life on Earth
Researchers Gregory Goldman, Gregory Fournier, and Betul Kacar have identified a rare class of ancient gene families, called ...
Life thrived on Earth far earlier than previously believed, flourishing under the harsh reign of the Hadean eon. LUCA—the last universal common ancestor—was even designed to fend off ancient viruses.
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