Have you ever wondered what would happen if a planet full of aliens was ever discovered? It's pretty mind-boggling to think just how vast the universe could be, and how much life could actually exist ...

Alien life may one day be found not from radio signals beamed across the cosmos but from an all-too-familiar side-effect of civilisation: pollution. It's the Earth's atmosphere that he's usually ...

You’ve traveled thousands of light-years through interstellar star systems. And now you’re stranded on a planet you know nothing about. As long as you’ve got oxygen, water and food aboard your ...

The exoplanet, called K2-18b, contains huge quantities of dimethyl sulphide - a chemical only produced by living organisms. The planet is 124 light-years from Earth - so it would take us hundreds of ...