In a new paper, researchers examine the possibility of other consciousnesses that take on forms far beyond our imagination.

New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth ...

A new exoplanet model screens rocky worlds by their ability to retain atmospheres over geologic timescales, helping narrow ...

An interstellar comet that blazed past the sun and swung by Earth last year could be nearly three times older than our solar ...

In “Disclosure Day,” in theaters now, Steven Spielberg is once again inviting audiences to ponder the existence of extraterrestrial life — and the implications it would have for religion ...

Anne Schedeen, a television star of the 1970s and 1980s, has died. She was 77. Schedeen was best known for portraying family ...

As UFO interest grows, Jewish, Christian and Muslim scholars say extraterrestrials would raise questions but not upend belief.

Are we alone in the universe? The astrophysicist doesn’t think so Taylor Hill/WireImage; Niko Tavernise/Universal Pictures and Amblin Entertainment Neil deGrasse Tyson speaks to PEOPLE at the June 8 ...

To support alien life, a planet doesn’t have to be exactly like Earth, but it does need a few key ingredients. First, it should orbit its star at the right distance, where temperatures allow liquid ...

To support alien life, a planet doesn’t have to be exactly like Earth, but it does need a few key ingredients. First, it should orbit its star at the right distance, where temperatures allow liquid ...

NASA's hunt for alien life may be undermined by its own instruments, according to a group of leading astrobiologists who warn that current tools and mission designs are likely missing subtle, but ...