When we send messages to the stars, just what are we getting ourselves into?
Two Apollo 11 astronauts question NASA's planetary safety procedures.
Scientists are highly skeptical, but such “cosmic wanderlust" isn't a bad thing.
FOIA release sheds light on the DOD's own struggle to understand UFOs.
The meaning—and range—of “habitable" goes much farther than we once thought.
Between Carl Sagan's laughter, the brainwaves of somebody in love, and a live theremin concert, humanity has sent a lot of data out into the stars.
The countdown continues! The 4th most popular video from 2018 involves humanity hiding behind a tree.
The Mars landing is a reminder that we never know what—or whom—we might discover out there.
Time to build a Corellian shipyard?
The concept was likened to a porch light in our little neighborhood of the galaxy.
We may not find Klingons, but what we do find will blow our terrestrial minds.
It's an asteroid, it's a comet, it's actually a spacecraft?
Chances are we have neighbors somewhere in the Milky Way.
Future or extraterrestrial civilizations could create megastructures the size of a solar system.
NASA research finds a new direction in searching for signs of life in the Universe.
TRAPPIST-1 is 40 light years from Earth. It would take us millions of years to get there.