Archaeology isn’t just pottery shards and treasure. Sometimes, digging into the past uncovers grim reminders of how people ...

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

On Thursday the U.S. president ordered the release of federal files related to UFOs and aliens, although no evidence of extraterrestrials visiting Earth is known to exist ...

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