A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the White House to lead a ...

Known as the “Invasion of Washington,” the events unfolded over two weekends in 1952, when radar operators, military ...

Vanity Fair reports from the Capitol Hill conference, where members of a sprawling community of national security experts and ...

A 6–3 conservative majority of the Supreme Court ruled Thursday that the U.S. government can turn away asylum seekers who ...