Two mathematicians have proved that a straightforward question—how hard is it to untie a knot?—has a complicated answer.

08:45, Sat, Oct 25, 2025 Updated: 08:45, Sat, Oct 25, 2025 Parts of the UK are braced for snowfall this weekend as temperatures plummet across the nation. According to the latest weather maps from WX ...

Looking to boost sales this holiday season, Toys "R" Us is once again opening new stores. The toy retailer announced on Oct. 16 it will open more than 30 locations in the U.S. for the winter holiday ...

Journal Editorial Report: The cases to watch as a new term begins. Walter Williams, the late George Mason University economist, liked to caution against citing racial discrimination as a blanket ...

Denny Hamlin became the 11th driver to reach the 60-win mark in the NASCAR Cup Series, prevailing Sunday at Las Vegas Motor Speedway in a win that secured his spot in the Championship 4. The victory, ...

A Sad, Cheerful Ending: Firefox is now a shadow of its former self, disappearing from users' computers at an accelerating pace. Despite its declining relevance, the open-source browser was highlighted ...

NOTE: NBC Chicago will offer a live stream of the race from start to finish Sunday. Tune in live here. It's almost race day in Chicago and that will mean thousands of runners and spectators flocking ...

PHILADELPHIA -- Sean Payton had a game ball in hand and stories to tell after he passed his mentor and friend Bill Parcells on the NFL career wins list. The pair of Super Bowl champion coaches caught ...

T-minus one day, Swiftie nation. Taylor Swift's 12th album, "The Life of a Showgirl," drops on Friday, Oct. 3, around the world. The 35-year-old singer and songwriter said she wrote, sang and produced ...

The fund, with $1.9 billion in assets, adjourned its meeting of shareholders on September 26 without getting enough votes. Shareholders will meet again on October 14, with the intention of getting ...

Who will win the Ballon d'Or 2025? Here's the list of contenders and when they'll be announced. This year will mark the 69th edition of the Ballon d'Or, football's most prestigious individual award a ...

Tottenham Hotspur are now just one of six teams to win three or more UEFA Cups after beating Manchester United 1-0 in the 2024-25 Europa League Final in Bilbao, Spain. MORE — Man United v Tottenham ...