The mind-bending concept of time dilation results from a seemingly harmless assumption—that the speed of light is the same for all observers.

Here are five rookies with most to gain during 2025 NFL training camp before the regular season kicks off. Kyle Kennard had a ...

Amy Lynn Bradley vanished during a 1998 cruise. Here is everything to know about the case, including possible theories and ...

The vulnerable Maine Republican is the chief Senate appropriator. Her colleagues may have put a deal with Democrats to fund ...

The Republican-led Congress has passed President Donald Trump’s request to claw back about $9 billion in public broadcasting ...

“Democrats don’t need to become G.O.P. lite,” Cornell Belcher, a Democratic pollster who worked on Mr. Obama’s presidential ...

Indeed, their differences now seem more salient than their similarities, and fate has been funny with their reputations. For ...

Oleksandr Usyk and Daniel Dubois clash again in a mammoth heavyweight main event on Saturday night.The title of undisputed ...

Alex Murdaugh's attorney claims new evidence of jury tampering by clerk Becky Hill may be grounds for overturning his murder ...

Live updates and the latest news as the Senate sends PBS, NPR, foreign aid clawbacks to the House and senators consider Emil ...

The vote marked the first time in decades that a president has successfully submitted such a rescissions request to Congress, ...

Now that the All-Star Game is over, and we begin the second “half” of the season -- teams actually have only 64-67 games ...