I created a rudimentary calculator using only marbles. Watch as I demonstrate its functionality and explore the concept.

If you’re really good, it’s possible to solve a Rubik’s Cube in under 10 seconds. For the rest of us, though, it can be an exceedingly tedious task. For that reason, you might ...

Editorial Note: We earn a commission from partner links on Forbes Advisor. Commissions do not affect our editors' opinions or evaluations. Disclaimer: Calculator results and default inputs are ...

Years ago, no math education was complete without understanding how to compute a square root. Today, you are probably just reaching for a calculator, or if you are writing a program, you’ll ...

Crispy edges, tender centers—your go-to recipe for seasonal vegetables. Franklin sheriff calls for federal investigation into county officials Israelis denied visas for World Championships Woman has ...

Zaw Thiha Tun is currently an investment advisor for PI Financial Corp. He is also a financial writer on a wide variety of topics. Vikki Velasquez is a researcher and writer who has managed, ...

An individual retirement account, commonly known as an IRA, is a simple, tax-advantaged way to save money for retirement. There is a range of different types of IRAs (and strategies that come with ...

Earn 40 credits to qualify for Social Security; each $1,890 in 2026 counts as one credit. Claiming Social Security before full retirement age reduces benefit amounts. Survivor benefits are available ...

Eva Magdalena Chalco Chango, who has no lawyer, asked a federal judge to free her brother, whom she has cared for throughout his life. By Benjamin Weiser and Luis Ferré-Sadurní Readers discuss equal ...