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 ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. In October 2024, news broke that Facebook parent company Meta had cracked an "impossible" problem ...

California reservoir water level update as lake surges 6 feet in a day A restaurant announces its closure. Fans line up for hours. Where have they been? New class of warship to be named after ...

The final two episodes of Swift's 'The End of an Era' docuseries are out now on Disney+ Ilana Kaplan is a Staff Editor at PEOPLE. She has been working at PEOPLE since 2023. Her work has previously ...

NPR's Up First is the news you need to start your day. The three biggest stories of the day, with reporting and analysis from NPR News — in 10 minutes. Available weekdays at 6:30 a.m. ET, with hosts ...

December 28, 2025 • At the end of every year, many of us resolve to make small changes in our lives. But what would it take to make a radical change–and can it still be done if you’ve reached ...

My PCMag career began in 2013 as an intern. Now, I'm a senior writer, using the skills I acquired at Northwestern University to write about dating apps, meal kits, programming software, website ...

In the late 1960s and early 1970s, the American cartoonist Crockett Johnson created a series of paintings on mathematical subjects. They’re based on theorems, laws, and mathematical figures, but ...