Avril* is a mother in her late 50s living in the east of the country. She and her husband have two adult children with intellectual disabilities. A lifetime caring for two of the most vulnerable ...

In mid-May, OpenAI announced that an internal AI model had disproved the Erdős unit distance conjecture, a famous problem in discrete geometry that had stumped human mathematicians for the last 80 ...

Place any number of dots on a two-dimensional plane—say, a piece of paper—and measure the distance between each pair. If you rearrange the dots, how many pairs could be positioned exactly the same ...