### What Is a Nautical Mile and Why Do We Have Them?

What Is a Nautical Mile? You can probably guess that a nautical mile is a measurement of distance, and you might know that nautical miles are used in sea and airfare travel as a unit […]

### What is a Billion? | Understanding Large Numbers

One billion is 1,000,000,000. In other words, that’s one-thousand-million. Or, for one final notation option: 109. But what does that really mean? Most people are not able to visualize extremely large numbers accurately, so the […]

### Is Infinity a Number? What Does Infinity Mean?

What is infinity? Is infinity a number, or is it something else? In this post, we’ll explore the world of mathematics as we attempt to get a better understanding of infinity. An Introduction to the […]

### What is Pi Day? The History of an Irrational Holiday

What is Pi Day? March 14th is Pi Day, an annual celebration of all things pi (π)! In Mathematics, pi is a specific ratio – the circumference of a circle divided by its diameter. […]

### Math Trick — Multiply Two Digit Numbers

Most people pull out their calculators every time they are faced with a math problem, but this doesn’t have to be you. There are various math tricks that one can learn to help solve math […]

### A Math Trick for Squaring Two Digit Numbers

If you’ve ever been faced with squaring numbers, you know that once you get beyond the single digits, the outcome is a product that is pretty large. And just seeing the answer likely makes you […]

### A Math Trick for Multiplying by Eleven

Eleven is a Magic Number Have you ever wanted to be able to perform basic arithmetic using only the raw power of your mind? Well, there are different tricks for different numbers, and one of […]

### Better Know a Curator: Fusty

This is part of the Sporcle blog’s long-running a series highlighting some of our hard-working curators. Curators are editors for a specific subcategory, and their diligent work finding great quizzes from their subcategories (and sometimes others) helps to […]

### New Badges: Challenges, Star Trek and Math

Believe it or not, there are NEW BADGES! We’re rolling them out fast, so make sure to check the badge page for the latest updates. Here’s your goals to earn: Thunderdome: Victory is sweet, especially […]