Half advice show. Half survival guide. Half absurdity-fest. (Wait, how does this work again? We're not numbers people.) Each episode, we answer all your burning questions, from how to survive a public ...

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 ...

Start investing with as little as $100; consistent contributions grow wealth over time. Long-term investments beat short-term trading for reliable returns; avoid frequent buying and selling. Determine ...

Most people break out in a cold sweat when they see fractions. There's something about those little lines and numbers stacked on top of each other that makes even confident adults feel like they're ...

With a net worth pegged at $676 billion as of Dec. 16, 2025, per Forbes, Tesla CEO Elon Musk is far-and-away the richest man on Earth — the next closest competitor being Larry page, co-founder and ...

Learn the Rule of 72 To Set Realistic Goals and Compare Investments Peter Gratton, Ph.D., is a New Orleans-based editor and professor with over 20 years of experience in investing, risk management, ...

Pete Rathburn is a copy editor and fact-checker with expertise in economics and personal finance and over twenty years of experience in the classroom. d3sign / Getty Images A blockchain is a secure ...