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 ...

I've been testing PC and mobile software for more than 20 years, focusing on photo and video editing, operating systems, and web browsers. Prior to my current role, I covered software and apps for ...

I've been testing PC and mobile software for more than 20 years, focusing on photo and video editing, operating systems, and web browsers. Prior to my current role, I covered software and apps for ...

December 30, 2025 • On the last episode of All Songs Considered for 2025, NPR Music producer Lars Gotrich takes host Robin Hilton through an exceptional year in guitar music. From Gwenifer Raymond's ...

December 5, 2025 • Dove Ellis. Melody's Echo Chamber. Editors' Tom Smith. Erin Wolf of Radio Milwaukee joins Stephen Thompson to discuss those albums and more on our last episode of New Music Friday ...

Notable: Seattle is up to 54% to earn the No. 1 seed after beating the Panthers on Sunday, according to The Athletic's playoff predictor. If they beat the Niners on Saturday night, they'll win the No.

CBSE Class 10 Mathematics begins with Chapter 1: Real Numbers, one of the most important and scoring topics in the syllabus. This chapter lays the foundation for advanced mathematical concepts such as ...

Hear KUOW and NPR award-winning hosts and reporters from around the globe present some of the nation's best reporting of the day's events, interviews, analysis and reviews. Volunteers in Minnesota are ...