The reality is a very different story. Exposure to the unmediated Martian environment isn't just hostile to human beings; ...

On Thursday the U.S. president ordered the release of federal files related to UFOs and aliens, although no evidence of extraterrestrials visiting Earth is known to exist ...

President Trump directed his administration to release files on UFOs and any "alien and extraterrestrial life," an issue that has drawn decades of fascination — and spawned more than a few wild ...

More than 2,500 alien plant species could find suitable conditions in the Arctic, especially in northern Norway and Svalbard.

Human intelligence wasn’t a cosmic evolutionary fluke, some scientists say. The case against cosmic loneliness is growing.

Space is full of radiation, which is bad for both babies and non-babies alike, but we also have to worry about how microgravity affects the human body, too.

Katana Curry leaned forward in her seat in the gallery of the House of Delegates Tuesday as the voting board lit up bright ...

The deep sea anglerfish lives in a place where sunlight never reaches and pressure crushes almost everything. In that darkness, evolution took a strange and unsettling path. Bioluminescent lures, ...

From ‘Blade Runner’ to ‘Alien’, these sci-fi classics deliver worldbuilding tension and ideas that define everything the genre promises.

If humanity truly hopes to colonize the solar system, it must overcome a challenge arguably greater than any technological hurdle: human reproduction beyond Earth. The idea may sound like science ...

The curious minds at What If ponder the possibility that extraterrestrials might be humanity’s distant descendants, exploring how evolution and time could twist us into forms we barely recognize.

Eddy Keming Chen is an associate professor of philosophy at the University of California, San Diego, San Diego, California, USA. Mikhail Belkin is a professor of artificial intelligence, data science, ...