A complete Cretaceous shellfish fossil. (University of Portsmouth) Nature has imbued its mothers with many surprisingly ...

Astronomers have recently started looking for black holes bigger than galaxies. Brian Lacki explains how these “stupendously ...

The pilots dubbed the fireballs “foo fighters” but had no idea what they were. Plasma? Enemy tech? Aliens? We still haven’t ...

A set of protocols telling scientists what to do – and what not to do – if they ever detect evidence of intelligent life ...

The question of whether humanity is alone in the universe has fascinated scientists for generations, but few have pursued an ...

In 1952, a series of unexplained sightings took place in the skies above Washington. These unidentified objects attracted ...

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

This new group, which is led by Harvard professor Avi Loeb, aims to advise the Trump administration and the U.S. intelligence ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...