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numbers

What Do the Numbers on Barcodes Mean?

These seemingly random digits can tell you a lot.

What Do the Numbers on Barcodes Mean?

The Last Palindrome Week of the Century Begins Today

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The Last Palindrome Week of the Century Begins Today

Honey Bees Can Understand the Concept of Zero

iStock

Honey Bees Can Understand the Concept of Zero

Kryptos: The CIA Cipher Hiding in Plain Sight

Wikimedia Commons

Kryptos: The CIA Cipher Hiding in Plain Sight

New Largest Known Prime Number Has More Than 23 Million Digits

iStock

How Your Job Can Predict Whether Or Not You’ll Get Divorced

iStock

This Puzzling Math Brain Teaser Has a Simple Solution

iStock

What Number Is The Answer?

Can You Count Down Faster Than the Clock?

Watch the Very Valuable Story of the Number Zero

Why Are Social Security Cards So Flimsy?

IStock

Who Are the World's Ten Biggest Employers?

iStock

The Largest Prime Number Ever Discovered Has Over 22 Million Digits

iStock

Remember the First 100 Digits of Pi Using This Basic Technique

The Uneven History of the Word Odd

How Many Trees Are on the Planet?

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