On Earth, deep-sea vents may have given rise to the planet’s first life. But nothing of the sort seems to be happening at the ...

"We're not saying, and we can't say, that there's no life in Europa. What we're saying is that it's a harder proposition, ...

Sputnik skies to analysis of interstellar visitors, scientists are rethinking how and where to look for physical traces of ...

NASA has selected advanced technologies to power a future space telescope designed to image Earth-like planets and search their atmospheres for potential signs of life beyond our solar system.

New research raises doubts about Europa's potential for supporting life, due to the lack of tectonic and volcanic activity on ...

"Today, we sent funding bills to the president's desk that reject the steep cuts he wanted and protect investments that ...

Highway through redwood forest in Santa Cruz, California - Wolterk/Getty Images If you're visiting the Central California beach town of Santa Cruz, you're likely to see yellow bumper stickers on cars ...

Beneath Europa's icy shell lies an ocean vaster than Earth's. But is its hidden world buzzing with life, or silent as the ...

The first trailer for Steven Spielberg ’s new extraterrestrial thriller, “Disclosure Day,” has been released, giving ...

While there’s no concrete consensus on a list of prerequisites for life to evolve on other planets, there are at least a ...

Scientists studying Saturn’s mysterious moon Enceladus say it may be one of the most promising places in our solar system to ...

Jupiter's moon Europa is on the short list of places in our solar system seen as promising in the search for life beyond ...