Astronomers have detected fast-repeating radio bursts from a distant "dead" galaxy that should not contain the energy to produce these types of signals.

Firefly Aerospace's Blue Ghost lunar lander, part of NASA's mission, captures breathtaking Earth images. Discover the details ...

A forthcoming UFO documentary that includes interviews with dozens of current and former top US officials claims it will drop ...

Carlos Avila Gonzalez/San Francisco Chronicle via Getty Images (NEW YORK) — Another display of the northern lights could be ...