Chinese mathematician Wei Dongyi, a two-time IMO gold medalist who once turned down Harvard, is also known for his frugal lifestyle, reportedly spending less than 300 yuan (US$44) a month in Beijing.

In this video, I break down the main solid horse colors using my own horses as examples. I walk through gray, bay, chestnut and sorrel, roan, true black, buckskin, and dun, and share simple ways to ...

Researchers at Stanford and Caltech have found some critical reasoning failures in advanced AI models. LLMs are great at recognizing patterns, but they have trouble with basic logic, social reasoning, ...

Yoga Journal’s archives series is a curated collection of articles originally published in past issues beginning in 1975. This article first appeared in the November-December 1997 issue of Yoga ...

During the pandemic, Rishik Shenolikar offered to help tutor neighborhood kids in his garage. It was a small group of elementary schoolers, and he used a mental math book that intrigued him. He helped ...

Dr. Clayton is a mathematician. Candidates for quantitative jobs — like those on Wall Street or in Silicon Valley — are sometimes asked offbeat questions such as: How many Ping-Pong balls fit in a 747 ...