ALIENS could discover humans on Earth by spotting one of 12 signs, scientists say. Topping the list is a clue that could be ...

A newly confirmed exoplanet around a nearby sunlike star might be astronomers’ best chance yet to look for life beyond the ...

SETI scientists suggest that extraterrestrial civilizations could detect Earth through 'technosignatures' like planetary ...

Their research reveals which Earthly 'technosignatures' would be easiest to detect from a planet across the galaxy.

From mammoth African elephants to giant whales, let's take a look at the 8 largest mammals that inhabit our planet.

Rock wider than football pitch could have devastating impact if it hits our planet – which, according to Nasa scientists, is ...

Trying to separate the light of a rocky, Earth-size planet from that of its star is like squinting hard enough ... the light of the next star on its list of targets. Though the dancers will ...

Orion the Hunter and Taurus the Bull face off in the southern sky in early February as soon as it gets dark. Taurus is home to two of the brightest star clusters, the Pleiades and Hyades. Both are ...

Related: Starlink satellite train: How to see and track it in the night sky Our list ... in Low Earth Orbit. "We're really talking about something which is, in the long term, like rebuilding ...