Earth’s history has been shaped by five mass extinctions—catastrophic periods when life changed so dramatically that entire ...

A recently discovered "super Earth" located around 25 light-years from our planet is not as massive as previously thought, ...

Few places on the planet look less like Earth than the Danakil Depression, a scorched, sunken stretch of northeastern ...

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

An image taken by Curiosity last month has sparked claims of a long-lost civilization on the Red Planet after some spotted a ...

While telescopes like the James Webb Space Telescope (JWST) can detect the chemical fingerprints of distant atmospheres, ...

Scientists say moons around rogue planets wandering through the galaxy could remain warm enough for life thanks to tidal heating and hydrogen-rich atmospheres. These dark, starless worlds may have had ...

Do not shout ‘alien!’” Amid surge of public interest in UFOs or UAP, one group updated its rules for how news of extraterrestrials should be revealed.

Using the Keck Observatory, astronomers measured the spins of dozens of giant planets and brown dwarfs orbiting distant stars. They found that giant planets can spin faster than much more massive ...

The 1980s were one of the wildest years when it came to TV shows. The decade spawned creative concepts that were wonderfully unique and resulted in several now-classic series. Science fiction was a ...

Anthony Salvanto, Ph.D., is CBS News' executive director of elections and surveys. He oversees the CBS News Poll and all surveys across topics and heads the CBS News Decision Desk that estimates ...