People often solve simple arithmetic problems, such as basic addition, subtraction, multiplication or division, in their minds. The precise mental processes they rely on to solve these problems, ...

Math is a hierarchical field, building sequentially on prior concepts. Likewise, math standards in each grade presume that ...

Little progress had been made in solving Ramsey problems since the 1930s. Now, researchers have found the answer to r(4,t), a longstanding Ramsey problem that has perplexed the math world for decades.

Her students can, for the most part, understand the concepts she’s trying to teach. They can memorize and use the Pythagorean ...

A ChatGPT AI has proved a conjecture with a method no human had thought of. Experts believe it may have further uses ...

A high schooler told George Kamel she planned to go $300,000 into debt for a sonography degree. When Kamel asked how she’d ...

A man steals $100 from a shop—but how much does the shop owner actually lose? This viral riddle has stumped the internet with its tricky math. A man steals $100 from a shop. What happens next is the ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

Inherited 401(k) plans can turn into massive tax liabilities. Here's how to secure multigenerational 401(k) wealth more effectively.

Stanford's 2026 AI Index: frontier models fail one in three attempts, lab transparency is declining, and benchmarks are ...