Many biological molecules are chiral, meaning they exist in two forms that are mirror images of each other, like left and ...

SXSW: The 34 military and intelligence veterans interviewed about their knowledge of alien encounters offer the most ...

For over 100 years, scientists have been hell-bent on talking to aliens, and new technology could give that hunt a boost.

Hunting for alien civilizations isn't a matter of just waiting around for them to show up; it's the business of combing through enormous volumes of data to look for peculiar signals.

It may take less than 1,000 years for an advanced alien civilization to destroy its own planet with climate change, even if it relies solely on renewable energy, a new model suggests. When ...

Appeals to Khalil’s free speech rights are meritless. A green card is not synonymous with citizenship, though many seem to ...

An Oxford University professor says humans could be “wiped out” by fat, slug-like creatures that look like the Star Wars ...

If an alien civilization could reach Earth, the transparent ability to travel light years would mean the aliens would already be vastly superior to us technologically. These aliens would be so ...