Big Questions - Trivia, Quizzes, and Brain Teasers | Mental Floss

Why Do Hospital Doctors Wear White Coats?

Is your blood pressure rising?

Why Do Hospital Doctors Wear White Coats?

How Much Is the Earth Worth?

The New York Public Library, Unsplash

How Much Is the Earth Worth?

Why Doesn’t the U.S. Use the Metric System?

Choose your fighter.

Why Doesn’t the U.S. Use the Metric System?

Why Do the Lions and Cowboys Always Play on Thanksgiving?

Elsa, Getty Images

Why Do the Lions and Cowboys Always Play on Thanksgiving?

How Did Black Friday Get Its Name?

Photo by Karolina Grabowska from Pexels

Why Is My Turkey Wearing Frilly Paper Hats On Its Legs?

All dressed up and nowhere to go.

Can Presidents Pardon Themselves?

Pete Souza/The White House, Wikimedia Commons // Public Domain

What’s the Purpose of a Turkey’s Wattle?

A multipurpose bit of flesh.

Why Do Babies Start Crying As Soon As You Sit Down?

Don't blame your baby—blame evolution.

Why Do Birds Sing at Dawn?

Birds like to do their crooning in the morning.

Where Did the Term Lame Duck Originate?

Not a lame duck.

What's the Difference Between Memorial Day and Veterans Day?

flySnow/iStock via Getty Images

What's Inside a Can of Red Bull?

Why Are Oceans Salty?

Jeremy Bishop, Unsplash

Why Do Nebraska and Maine Split Electoral Votes?

Element5 Digital, Unsplash // Public Domain

What Happens if Someone Actually Objects During a Wedding Ceremony?

We are gathered here today to find out what happens when your mouthy uncle makes a scene.