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 ...

Reporter's notebook: House exodus threatens Johnson's grip on power as over 40 members head for exit Cher Scores Near-Complete Victory in Royalties War, Mary Bono Vows Appeal Chinese economist issues ...

Duah: Using puzzles, both at home and in classrooms, can restore the often-forgotten truth that learning happens in ...

Gordon Scott has been an active investor and technical analyst or 20+ years. He is a Chartered Market Technician (CMT). Gordon Scott has been an active investor and technical analyst or 20+ years. He ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

So many productivity methods ask you to prioritize your daily tasks by considering how much time or effort they'll require, then tackling the resource-heavy ones first. For some people, that's a solid ...

If you had a reputation for being a know-it-all as a kid, you’re likely now the person with a trusted list of trivia questions and answers on file. Not only that, but you probably love sentences that ...

Christmas is almost here! Whatever plans you've got on the calendar to mark the occasion, you might be looking for some new ways to celebrate with loved ones. If that's the case, we've got a ...