Prairie dogs say hello with kisses.
Historiae animalium was the period's most widely read natural history collection.
Bill Gates, Warren Buffett, several Walton heirs...
A look at where cats are more popular than dogs across the country.
Before 1917, the only thing tougher than drawing a road map was reading one.
In 1999, the White House sealed these items in a time capsule that won't be opened until 2100. Can't wait that long? Here's what's inside.
The world of homophones is not as innocent as it may seem.