Columbia University professor David Kipping predicts humanity's first alien encounter will be with a rare, "loud" ...

A Harvard University astrophysicist has sparked a furious debate by warning he cannot rule out that extraterrestrials are ...

In this scenario, our first contact with aliens would be tragic. We should look for "loud shouts in the night".

(Left to right) Author David Childress, researcher Jason Martell, investigative mythologist William Henry, ancient literature expert Ariel Tzadok, and "Ancient Aliens" producer Max Thompson on a panel ...