Can you solve the elementary school problem that divided the internet in less than 30 seconds? Test your might in this seemingly easy challenge that many failed.

All of modern mathematics is built on the foundation of set theory, the study of how to organize abstract collections of objects. But in general, research mathematicians don’t need to think about it ...

Turning Point USA spokesperson Andrew Kolvet on Saturday slammed teachers at an Arizona high school for appearing to mock the death of Charlie Kirk but walked his remarks back at least partially when ...

The tour will include two-night-stands at stadiums in all but one of the 11 cities on the itinerary, for a total 21 shows. Morgan Wallen, riding high off the success of “I’m the Problem,” the ...

For any newcomers joining us, here’s how to play Quordle: Just start typing in words. You have four five-letter words to guess and nine attempts to find them all. The catch is that you play all four ...

This is a story about Chick-fil-A and solving problems—one that seemed pretty tough to tackle. It started when Chick-fil-A announced plans last year to open its first restaurant in Asia. I wondered ...

The New York State Education Department is pushing new math guidelines, including a recommendation that teachers stop giving timed quizzes — because it stresses students out. The new guidelines also ...

A dad in Texas turned to social media for help after becoming increasingly confused by a third-grade math problem set for his child as homework. Marty posted a screenshot of the problem to Reddit ...

Entrepreneurship/customer service/ARR (annual recurring revenue) — those three things are pretty tightly entwined. And so, a story. Recently I took my co-founder for a late lunch to the local sushi ...

In the third century BCE, Apollonius of Perga asked how many circles one could draw that would touch three given circles at exactly one point each. It would take 1,800 years to prove the answer: eight ...

If you've been having trouble with any of the connections or words in Sunday's puzzle, you're not alone and these hints should definitely help you out. Plus, I'll reveal the answers further down. 1.

CNET editor Gael Fashingbauer Cooper, a journalist and pop-culture junkie, is co-author of "Whatever Happened to Pudding Pops? The Lost Toys, Tastes and Trends of the '70s and '80s," as well as "The ...