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

But the real truth is that alien life on other planets could be even stranger than floating balloons or amorphous organisms ...

In a groundbreaking discovery, scientists have identified a ‘super-Earth’ less than 20 light-years away, which could potentially harbor extraterrestrial life. This exoplanet, six times larger than our ...

Life may not get blasted off any of the known "super-Earth" worlds as readily as it can from our planet, scientists find. The discovery suggests that any intelligent aliens that develop on such ...

A team of U.S. and U.K. researchers has outlined a new way to detectalien moons by tracking subtle flashes of reflected light during lunar eclipses in distant planetary systems. The method, designed ...