Mental Floss
MENU
CLOSE
SMART SHOPPING
QUIZZES
LISTS
VIDEOS
AMAZING FACTS
SECTIONS
BIG QUESTIONS
JOB SECRETS
HISTORY VS.
KENNECTIONS
LIVE SMARTER
QUIZZES
RETROBITUARIES
SMART SHOPPING
#TBT
BIOGRAPHIES
AUTHORS
SCIENTISTS
ARTISTS
U.S. PRESIDENTS
MILITARY
TOPICS
ANIMALS
ARCHAEOLOGY
ART
CORONAVIRUS
DIY
ENTERTAINMENT
FOOD
HEALTH
HISTORY
LANGUAGE
OLYMPICS
SCIENCE
SPORTS
TECHNOLOGY
TRAVEL
TOPICS
ANIMALS
ARCHAEOLOGY
ART
CORONAVIRUS
DIY
ENTERTAINMENT
FOOD
HEALTH
HISTORY
LANGUAGE
OLYMPICS
SCIENCE
SPORTS
TECHNOLOGY
TRAVEL
TOPICS
ANIMALS
ARCHAEOLOGY
ART
CORONAVIRUS
DIY
ENTERTAINMENT
FOOD
HEALTH
HISTORY
LANGUAGE
OLYMPICS
SCIENCE
SPORTS
TECHNOLOGY
TRAVEL
ABOUT
ABOUT US
AUTHORS
COOKIE POLICY
CONTACT
CUSTOMER SERVICE
PITCH A STORY
PRIVACY
RSS
TERMS
×
CLOSE
Color
Key West Has Installed Permanent Rainbow Crosswalks
Key West Has Installed Permanent Rainbow Crosswalks
9 R-Rated Adult Coloring Books That Add a Little Edge to Your Relaxation
9 R-Rated Adult Coloring Books That Add a Little Edge to Your Relaxation
The Clever Reason Oranges Are Sold in Red Mesh Bags
The Clever Reason Oranges Are Sold in Red Mesh Bags
Why Is the White House White?
Why Is the White House White?
10 Classy Coloring Pages You Can Print at Home
The Reason Toilet Paper Is Always White
Why Do We Wear Green on St. Patrick’s Day?
Pantone Just Added 315 New Colors to Its Fashion, Home, and Interiors System
The Reason Why a Puppy in North Carolina Was Born Bright Green
The Reason Traffic Lights Are Red, Yellow, and Green
The Reason Why Airplane Seats Are Blue
Why Are Blue and White the Colors of Hanukkah?
Amazing Timelapse Shows Florida Sky Turning Purple Following Hurricane Dorian
Only 1 in 5 People Got a Perfect Score on the Stroop Effect Test—Can You?
The Reason Why Your Car's Tires Are Black
The Reason Some Cats Look Like They're Wearing Socks
