President Donald Trump's first 100 days in office have been a whirlwind of executive activity - as he has set in motion the firings of tens of thousands of federal workers, all but ended U.S. foreign ...

Thirty-five years ago, the Hubble Space Telescope was launched into orbit. It's been sending back galactic data and images ever since.

Who was the American who did the first reading at Francis’ funeral Mass? From conclave to camerlengo, here are key terms used in the papal transition. Francis is buried in a place of solace for ...