The criteria for finding an Earth-like planet unofficially comes down to two things: water and the habitable zone. But a ...

What if, someday, we decided that the usefulness of our planet had run its course, and humans needed to scour space to find ...

Astronomers have now confirmed over 6,000 exoplanets orbiting distant stars, marking a significant milestone in humanity’s quest to understand planetary systems beyond our own. According to Space.com, ...

Alien planets are far away but extreme lasers on Earth are giving scientists a way to investigate what they're like.

Researchers have developed a new technology that can shape the spectrum of light emitted from a laser frequency comb across the visible and near-infrared wavelengths with more precision than ...

Add Yahoo as a preferred source to see more of our stories on Google. Earth’s chemical makeup solidified just three million years after the Solar System formed—yet it was a later collision with ...

Life on Earth is a precious thing, especially given what astronomers know about the visible universe. Although researchers ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Earth is expected to last ...

NASA's Kepler spacecraft has discovered three new "habitable zone" planets that are close to Earth's size, even if they're not all that close to Earth. NPR's Joe Palca reports, the trio of worlds is ...