Sagan's team created the greatest puzzle of all time, which you can only solve if your species understands the basic nature ...

A hummingbird shape in satellite data from NISAR is actually a mountaintop spotted in Antarctica.

The Nancy Grace Roman Space Telescope will be the first space telescope to use an “active coronagraph” to block out unwanted ...

For decades, humanity has listened to the cosmos, hoping that somewhere among the stars another civilization might be trying ...

Dr. Steven Greer accuses the Trump administration of withholding significant UFO evidence, alleging a deliberate slow release ...

Liftoff is scheduled for 6:45 p.m. ET on Friday (July 24).

Future spacecraft may travel farther by drawing momentum from planets, sunlight, and the solar wind instead of onboard fuel.

Between January and May of this year, the CRASH Clock dropped from 3.8 days down to just 2.5 days, bringing us closer to the ...

NASA is preparing for future astronaut landings on the Moon with an unusually ambitious orbital rehearsal. During Artemis III ...

“Skinwalker is a notorious ranch in Utah,” Stone said, describing “the paranormal and supernatural sightings and activity that’s going on there,” which he says “goes back to the Native American lore ...

A massive public archive of declassified US government files vanished just one day after President Trump ordered the release of all UFO-related documents. The Black Vault, run by researcher and ...

NASA's Artemis III mission is shaping up to be NASA's most complex mission in history, coordinating the launch and rendezvous ...