Math

Today You Should Know answers your curious questions about how the world works. Here's everything we've covered (so far) on the topic of math. Whether you're interested in why anything to the power of 0 is 1 or why musical harmony sounds good, there will definitely be something that satisfies your curiosity about how the world works.

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Are there more people alive today than have ever lived?
Are there more people alive today than have ever lived?

Even though it might seem like it on your crowded commute…

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Why are there more decimals between 0-1 than whole numbers between 0-∞?
Why are there more decimals between 0-1 than whole numbers between 0-∞?

Some infinities are bigger than other infinities

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Why is a day 24 hours? Why is an hour 60 minutes?
Why is a day 24 hours? Why is an hour 60 minutes?

We have to thank some ancient minds for these special numbers.

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Why is 1 not a prime number?
Why is 1 not a prime number?

Fun fact: One wasn't even considered to be a *number* for a long time.

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Why do harmonies sound good?
Why do harmonies sound good?

Our brains crave balance, order, and symmetry.

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Why does x⁰ = 1?
Why does x⁰ = 1?

Math: It's ^powerful^ stuff.

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