A rock retrieved from a near-Earth asteroid is crawling with microbial life, scientists have discovered. But the bacteria on its surface almost certainly came from Earth. The sample is part of a ...
When the OSIRIS-REx spacecraft swings by Earth on Sunday, it is expected to deliver a rare cosmic gift: a pristine sample collected from the near-Earth asteroid Bennu. If all goes according to plan, ...
A fungus that evolved at Chernobyl and is now grown on the ISS, Cladosporium sphaerospermum, slightly reduced radiation levels.