Mental Floss

HORSES









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When Theodore Roosevelt moved into the White House in 1901, he brought with him his wife, his six children, and one of the widest (and wildest) menageries Washington, D.C. has ever seen.

Jennifer M Wood








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Most of what you know about the Pony Express is probably myth. . Here are 11 things you might not have known about the amazing delivery service.

Shaunacy Ferro


Chloe Effron

13. You can thank Patty Hill, a resident of the Bluegrass State, the next time you launch into "Happy Birthday."

Jeff Wells