The search for alien life often sparks the imagination with images of extraterrestrial beings and strange worlds. However, a new theory is shifting the focus—what if life elsewhere in the universe ...
The Living Worlds Working Group proposes a revolutionary approach to finding life on distant planets. The paper, part of the design phase for NASA’s upcoming Habitable Worlds Observatory (HWO), ...
A team of astronomers claims to have sniffed out a “biosignature” in the atmosphere of a distant planet called K2-18b. But not everyone agrees that it signals life. An illustration shows what ...
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