Harvard's Avi Loeb argues 3I/ATLAS shows signs of alien technology, from its 0.2% probability flight path to bizarre metal ...
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8 burning theories that could prove 3I/ATLAS is an alien spacecraft, according to Harvard scientist
With 3I/ATLAS streaking away from our planet, speculation remains as to whether the interstellar comet is alien or not.
From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.
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From bone damage to solar radiation - inside the lab trying to protect the astronauts of the future
There are huge gaps in our knowledge of how to survive space. A lab in north east England is trying to change that.
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