Humans often imagine extraterrestrial life as biological creatures similar to animals or people. However, some scientists believe that truly advanced civilizations may eventually abandon biological ...

A Silver Alert has been issued for William “Neil” McCasland, a retired Air Force major general who once had top-secret access to government UFO research.

Hollywood has never been known for its strict adherence to science. In most blockbusters the laws of physics are treated more like polite suggestions than hard rules. Need I mention “Armageddon”? I ...