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

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

In the 1970s, author Erich von Däniken was a household name, not only in his native Switzerland, but also in the U.S. and around the world. His 1968 book "Chariots of the Gods?" promoted the idea that ...