We are closer to proof of alien civilisations than at any time in history, a leading US academic has claimed - and it could arrive at any moment A respected American scholar has processed the data to ...

Astronomers spotted an interstellar visitor to our solar system for the first time on October 19, 2017. But it wasn’t an alien life form – it was an object. Even so, the surprise visitor, which was ...

When aliens or our distant progeny sift through layers of sediment 500,000 years from now to decode the Earth's past, they will find unusual evidence of the abrupt change that upended life ...