Planet K2-18b, an apparent water world 124 light years away, has been seen as a promising location in the search for aliens, ...

A new paper suggests that BARSOOM may have been alive on the planet, and was killed in the Viking experiments.

With Area 51 ruled out by President Obama, where might aliens really be hiding? Scientists have now revealed the best candidates.

How big would a telescope need to be to see Earth’s dinosaurs from 66 million light-years away? Think big—and then think ...

For decades, scientists have searched the skies for signs of extraterrestrial technology. A study from EPFL asks a sharp ...

If life exists elsewhere in the universe, researchers at the University of Washington are finding the clues on Earth to help ...

Scientists hunting for life beyond Earth have long thought that water is one of the key indicators. But a group of experts ...

The race to compile a sort of catalogue of the planets orbiting distant Suns is intensifying, with the upcoming Nancy Grace Roman Space Telescope, for instance, set to spot tens of thousands of such ...

Scientists have discovered something that they previously thought wasn’t possible – an ‘inside out’ star system. When you line all the planets in our solar system up, the four closest to the sun are ...

PROOF of alien life is one step closer to being found thanks to a massive earthquake-proof telescope that’s near completion ...

Human intelligence wasn’t a cosmic evolutionary fluke, some scientists say. The case against cosmic loneliness is growing.

Interest in the existence of aliens and information the U.S. government might have spiked after Obama said they are real.