In the spring of 1967, a series of unusual sightings began to grip the ...

Documents might help scientists shed light on unexplained phenomena and government secrets, experts said.

If you've been following exoplanet research over the last couple of years, you've definitely heard of K2-18b. Located 124 ...

Scientists might have just found Earth's icy, distant cousin a few hundred million light-years away. HD 137010 b is one of thousands of exoplanets, or planets that orbit other stars, and is ...

President Donald Trump criticized Barack Obama for his comments on aliens. Then, he said we should release more files. Joe Biden signed disclosure bill.

NASA is changing its plans to return astronauts to the moon, and redrawing the architecture for how the Artemis missions will look moving forward.

China's reusable Shenlong space plane launched on its fourth space mission earlier this month. What is it doing in Earth ...

NASA is revamping its Artemis moon landing program. NASA's new administrator Jared Isaacman announced the shake-up in the ...

NASA on Friday announced a major overhaul to its Artemis back-to-the-moon program, a “course correction” that will add ...

America was winning the race to find Martian life. Then China jumped in. In July 2024, NASA’s Perseverance rover came across a peculiar rocky outcrop on Mars covered in strange spots. On Earth, these ...

Bring up aliens and a lot of people will scoff. But not everyone is laughing. Around the turn of the century, 3.8 million people banded together in a real-time search for aliens -- with screensavers.

The Pentagon's former UFO chief says unexplained objects have been detected in space performing maneuvers beyond the capabilities of known US aircraft or spacecraft.