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 ...

Chocolate or strawberry? Life or death? We make some choices quickly and automatically, relying on mental shortcuts our brains have developed over the years to guide us in the best course of action.

If you’re not sure how to wrap a present, there’s an easy hack you can try. The clever trick—wrap diagonally, not horizontally or vertically—is based in math. Basic geometric principles explain how it ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

Melissa Horton is a financial literacy professional. She has 10+ years of experience in the financial services and planning industry. Eric's career includes extensive work in both public and corporate ...

She seeks to rescue dogs. Why were 28 seized in ‘deplorable’ conditions from her Windsor garage? Christina Urrutia Urena, who began her rescue operation in 2024, claims to have successfully placed ...

Choose a stock investment approach that aligns with your time and interest in research. Invest money that you won't need for at least five years to endure market volatility. Open a brokerage account ...

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 ...