There’s science behind that seemingly random number.

BIG QUESTIONS
The origins of the term come from the Irish word for “ring.”
English cucumbers have a few qualities that make them superior to regular cucumbers, but one causes some problems, too.
You may have been taught that Earth has seven continents. Or is it six? Or eight?
The fate of your unwanted air fryer, explained.
There are several important factors to take into consideration. And if your dog does wear a collar, you need to make sure it fits well and is safe.
Your Thanksgiving cranberry sauce—be it homemade or Ocean Spray’s canned classic—is all part of America’s history.
There are several reasons why cats have this adorable habit.
Spoiler alert: They’re not just sitting around.
As anyone who has seen ‘A Christmas Story’ knows, licking a cold metal object can be dangerous. Here’s why you should never stick your tongue to a metal pole in winter.
Mary Janes have an early-20th-century comic strip to thank for their name.
These prehistoric members of our genus, ‘Homo,’ occupy different branches of the human family tree.
As with many words, we have Latin to thank.
The imposing clocks have an origin story, but it doesn't have much to do with any actual grandfathers.
“Fido” is a name that has become synonymous with all things dog. But where did the name come from?
Alexander Hamilton argued that lifetime appointments to the Supreme Court were the only way, but some modern scholars disagree.