Our most plausible creature is the large blood-sucking tick. On Earth, the deer tick Ixodes do swell to the size of a walnut ...

The discovery in Jezero Crater represents one of the best pieces of evidence to date about the possibility that Earth's ...

The movie star is very impressed with the new sci-fi TV series. She can't believe it's a television production.

Nasa scientists dismissed a controversial claim by a Harvard astronomer that a newly discovered interstellar comet could be ...

NASA has uncovered the 'clearest evidence' yet for the existence of life on Mars. Now, scientists have revealed what these ...

Fans are well aware that the Alien franchise is one of the most disturbing yet fascinating series to exist to date, but Alien ...