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. Some scientists think alien ...

Add Yahoo as a preferred source to see more of our stories on Google. Photo Illustration by Erin O’Flynn/The Daily Beast/Ken Crawford/Wikimedia Commons There’s a theory that’s in vogue in ...

A new method to recognise the chemical properties of living things could help us detect alien life even if it functions differently from life on Earth. When searching for alien life, scientists ...