A man who claims to be a time traveler from the year 2118 has made a series of extraordinary predictions about the future, ...

Lilo & Stitch 626 #2 hits stores Wednesday! Can Stitch learn to swim, or will a giant squid ruin everything? Plus: flashback ...

MK-Ultra ran from 1953 to 1973 amid fears the Soviet Union and China were brainwashing prisoners during the Cold War.

Deep within Uranus and Neptune, immense pressure and heat are transforming carbon into diamonds that rain down through the ...

The International Space Station is now home to an even more capable quantum laboratory, where NASA cools atoms to nearly ...

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

As much as Steven Spielberg likes aliens, he seems to prefer holding them at arm’s length. The creatures in Close Encounters ...

Scientists are raising concerns that we may be overlooking evidence of extraterrestrial life even when it is present. Hidden ...

A biologist specializing in invasive species has partnered with a former Pentagon strategist in pushing NASA to construct a ...

For decades, the question of whether life exists beyond Earth has been the domain of science fiction writers and late-night ...

A NASA astronaut preparing for a grueling eight-month stint in orbit reveals a plan to test for extraterrestrial life.