The U.S. Supreme Court struck down President Donald Trump's effort to end birthright citizenship on Tuesday, after ruling in favor of bans on transgender athletes in women's sports.

WASHINGTON (AP) — A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the White House to lead a team of outside scientists to study the national security ...

Do little green men exist? Was 'Men In Black' a documentary? Prediction markets price the odds of the U.S. confirming aliens before 2027 - here’s why traders overwhelmingly expect a government ...