Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Researchers have found ...

The Science: Europa has been considered as a top contender for alien life for even longer than Enceladus, thanks to its ...

Phosphine gas detected on Venus suggests the presence of oxygen-free microbial life, though findings are still unconfirmed. Such life would be invisible to the naked eye and fundamentally different ...

The finding suggests phosphine—a potential biosignature—shouldn’t be viewed as evidence of alien life until natural, non-biological sources are ruled out. Reading time 5 minutes For scientists, the ...