A top U. S. Air Force general linked to the military's alleged research on UFOs has gone missing – and experts are calling his mysterious disappearance a "grave national security crisis," RadarOnline.

The ruling is a win for the administration against a judge whom the president has sought to fashion into an adversary.

Missing US scientists’ mystery: Harvard astrophysicist Avi Loeb urges caution regarding a series of unexplained deaths and ...

The disappearances and deaths of 10 government workers tied to nuclear or space technology have sparked speculation online.

Finding life beyond our solar system goes beyond measuring an exoplanet's size, as rocky, Earth-sized worlds might not have the conditions for life as we know it. While exoplanets can be directly ...

NASA officials have previously spoken of the possibility of extraterrestrial life amid scientific uncertainty while ...

The appeals court ruled that a criminal contempt inquiry into actions of Trump officials amounted to a 'clear abuse' of ...

U.S. District Judge James Boasberg launched a criminal contempt inquiry after he said officials defied an order to turn ...

Joined by a former White House lawyer during the Mueller probe, a legal group asked the D.C. Bar to investigate and hand down ...

U.S. District Judge James Boasberg must end his investigation of why the administration failed to return a plane carrying ...

Two judges appointed by President Trump are blocking a criminal contempt inquiry into the officials over shady deportation ...