Scientists may have just taken one of the biggest steps yet in the search for life beyond Earth. Meet K2 18 b, a distant ...

Scientists have found a hidden biosphere stretching miles beneath Earth’s surface and as deep as 6 miles below the seafloor.

The Great Filter theory suggests advanced civilisations may self-destruct before contacting others, explaining the universe's ...

Avi Loeb vows to brief public and create website to share findings of team tasked with investigating origins of mysterious ...

A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the White House to lead a ...

Speaking for the first time since a chilling experience four decades ago, Paul Jones and his mum Daphne reveal how their trip ...