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

Add Yahoo as a preferred source to see more of our stories on Google. The best reason to send humans to Mars isn’t for guts or glory—or the construction of colonies to safeguard against existential ...

Children should not receive free public education unless they are lawfully present in the U.S., a new Heritage Foundation ...

Trump has ordered the release of UFO files. The real question isn’t what they contain—it’s how the uncertainty could affect you.