Planets are not living organisms and, like molecules, do not have to be biological. But at least one is deeply biological in ...

The conditions favouring the rise of advanced aliens are much rarer than previously thought, according to a new study, which suggests the nearest planet hosting extraterrestrial civilisation could be ...

A new study suggests that, without plate tectonics and the right balance of carbon dioxide and oxygen, advanced alien ...

For decades, scientists have grappled with a profound question known as the Fermi Paradox: if the galaxy is teeming with the ...