Undergraduate students across North America sat down on Saturday to write a grueling six-hour math exam, many of them unlikely to solve a single problem. The notoriously brutal William Lowell Putnam ...

Numberphile revived an ancient multiplication trick—halves and doubles—also called Egyptian or Russian math, where you repeatedly halve one number and double the other. After crossing out rows with ...

Copilot integration in Microsoft 365 apps makes it a snap to generate first drafts, revise text, and get instant summaries for long docs or email threads. Here’s how to use Copilot for writing ...

Challenge yourself each day to find words of 4 or more letters using the letter at the center of the flower. Advance based on the quantity and length of words you find. Can you make it to Golden Poppy ...