The universe may be teeming with life but what would alien biology really look like? In Part II of The Teeming Universe ...

Astronomers have discovered thousands of exoplanets, some in the so-called habitable zone, but does that mean they could host ...

Alien biology: How will astronomers actually know if they've found extraterrestrial life? There are no set standards for extraterrestrial life, so will scientists even recognize it when they see it?

The xenomorphs from Alien might seem like Hollywood horror - but their biology is terrifyingly plausible. This video explores how nature on Earth already shows signs of similar reproductive and ...

In April, scientists announced that they had used NASA’s James Webb Space Telescope to find a potential signature of alien ...

How would scientists even recognize biological signs of life beyond Earth? Assembly theory proposes a way to identify molecules made by living systems—even those using unfamiliar chemistries.

Conscious ‘Alien Minds’ Could Be Living Among Us—And We Don’t Even Know It, Scientist Says. ... and challenged many of the long-held tenets of molecular biology.