When astronomers announced Kepler-452b, they were not just adding another distant world to a growing catalog. They were ...

Kepler-452b, a super-Earth orbiting a sun-like star just 1,400 light-years away, has emerged as a prime candidate for harboring alien life. Despite high hopes and predictions that we could discover ...

Musk compared consciousness to a candle in a “vast darkness" during remarks about aliens at the World Economic Forum in Davos ...

Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

The observatory will combine tech from NASA's most powerful space telescopes.

As far as underwhelming headlines go: "No Alien Life Found on Comet" must rank very close to the top. An article with this title appeared in the Guardian on July 6 in response to a story claiming that ...