Black Holes, explained As astrophysicist Neil Degrasse Tyson once described the process: “While you're getting stretched, you're getting squeezed—extruded through the fabric of space like ...

Prime Minister Justin Trudeau of Canada is the first foreign G7 leader to visit President-elect Donald J. Trump since the election. He is under pressure to persuade Mr. Trump to back down from his ...

The president-elect made the announcement on Truth Social on Sunday. ABC News’ MaryAlice Parks discusses President Joe Biden's invitation for President-elect Donald Trump to visit the White ...