Alexander Bobenko has spent the past 20 years chewing on mathematical doughnuts. In the 2000s, he tried to prove that compact ...

Jan. 21, 2026 A major global study suggests that a hidden mismatch between two common blood tests could quietly signal serious trouble ahead. When results from creatinine and cystatin C—two markers ...

Discover more about the many different types of birds found around the world with Cam and Sophie the barn owl from One Zoo Three. What are reptiles? Discover the cold-blooded world of reptiles with ...

Every hint, nudge and outright answer you need to complete today's NYT Strands puzzle.