Scientists have been arguing about the origin of strange streaks on Mars since the earliest missions to the Red Planet.

Scientists are analysing the smells of space – from the aroma onboard space stations to planets hundreds of light years away ...

But what is the science behind extraterrestrial life? Is it possible that humans will ever experience "first contact" with an ...

The hidden chemistry of the Earth’s interior may play a far more dramatic role in shaping continents than previously imagined ...

A chilling simulation has revealed what would happen if the world lost all forms of oxygen for just five seconds, and while ...

Earth may not have seven continents after all. From the earliest of grades, schoolchildren around the world have memorized ...

A decade after the release of "The Martian" and a decade out from the world it envisions, how close is reality to fiction?