The original version of this story appeared in Quanta Magazine. Imagine a town with two widget merchants. Customers prefer cheaper widgets, so the merchants must compete to set the lowest price.

US Health Secretary Robert F Kennedy Jr says he was behind the CDC's decision to revise its long-standing guidance on vaccines. The claim "vaccines do not cause autism" is not an evidence-based claim, ...

Palme d’Or winner Hirokazu Kore-eda (Shoplifters) is in post-production on the first live-action adaptation of Tatsuki Fujimoto’s manga Look Back, with the film set for a late 2026 release. The coming ...

Will you have a white Christmas this year? What do you notice about the map below? What questions does it raise for you? By The Learning Network What do you notice about the global nuclear stockpile, ...

(L) 23XI Racing Co-owners Denny Hamlin and Michael Jordan; (R) NASCAR Commissioner Steve Phelps and President Steve O'Donnell (Getty Images) and (Inset) RCR owner Richard Childress at Pocono Raceway.