The curious minds at What If examine the biological, social, and evolutionary consequences of a hypothetical interspecies encounter between humans and extraterrestrial beings.

The curious minds at What If explore what would happen if you mated with an alien.

Explaining the passage of time has been a gnarly problem in physics basically forever, but physicist and computer scientist ...

Over the course of a decade, Stargate SG-1 developed a lot of traditions, but none have been mocked by the fanbase like this ...

From picking up a two-shilling pocket camera as an 11-year-old in the UK to shooting for global wire agencies, veteran Cairns ...

Our original itinerary called for a visit to the old Ushuaia prison that afternoon—but we opted to barhop instead. “After all ...

Things that go bump in the night also inspire warm and fuzzies. And that sensation brought a big crowd to a Lakewood ...

It was a close encounter of the Schiff kind. President Trump made an out of this world jibe when he was allegedly briefed on ...

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

Lovebirds are unusual not just because of their shameless PDA, but because they choose one mate for life. While more than 90 ...

When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of ...

Scientists have long known that ancient Homo sapiens and Neanderthals lived alongside each other for thousands of years—until ...