articles tagged: alien microbes
scientists find a place where liquid water can’t support life
# science

scientists find a place where liquid water can’t support life

Normally on Earth liquid water means life. But researchers found a place where that isn't the case…

primordial earth may have been purple and that’s a big deal for astrobiologists
# astrobiology

primordial earth may have been purple and that’s a big deal for astrobiologists

A pair of researchers propose that a simpler molecule used in photosynthesis by ancient bacteria may have been widespread on early Earth and could be prevalent on alien worlds.

how do you spot an alien?
# astrobiology

how do you spot an alien?

The first step to figuring out if we found alien life is to define what we mean by living.