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

DIY Christmas gifts are meaningful, not to mention easier on a budget. Our DIY gift ideas range from easy to advanced, ...

More than 40 memorial monuments at the Rhode Island Military Cemetery provide a lesson in history and honor the state's ...

Bouncy balls, Honda Civics, fan protests and a five-point gap. It was a chaotic and potentially ominous afternoon from start to finish for Celtic against Dundee as their stuttering season continued ...

Virginia remained undefeated in ACC play despite getting shut out in the second half. Lance King / Getty Images Bill Belichick was a fingertip from his first major victory in Chapel Hill. One ...

The Points Boost system is a big devaluation to the Chase Ultimate Rewards® program. Here's what the data shows. Many or all of the products on this page are from partners who compensate us when you ...

Our interview with the New York mayoral candidate who has burst onto the national stage. By Michael Barbaro Follow live updates on tonight’s NYC mayoral debate here. Assemblyman Zohran Mamdani’s ...

For years, a French mathematician searched for a proof that a gigantic number is prime. His method is still used 150 years ...

Visa and Mastercard Near Deal With Merchants That Would Change Rewards Landscape Kim Kardashian misses the mark on the California bar exam, vows to keep trying Map reveals most hated foods in the US ...