In the News
South Florida Is Overrun With Green Iguanas
May 27 By Mark Mancini
Each Year Spiders Eat Millions of Tons of Food More Than Humans
May 27 By Jesslyn Shields
Extinct Marsupial Lions Killed Prey in a Really Weird Way
May 27 By Jesslyn Shields
Why Did the T. Rex Have Such Puny Arms?
May 27 By Mark Mancini
The Harpy Eagle: Terrifying Apex Predator or Creepy Halloween Costume?
May 27 By Jesslyn Shields
Do Fish Get Thirsty?
May 27 By Nathan Chandler
Science
How Many Moons Does Jupiter Have? We're Losing Count
Meet the Man Who Invented Cool Whip, Tang and Pop Rocks
Batesian Mimicry: How Copycats Protect Themselves
The Most Dangerous Airport in the World, Plus 12 Nail-biters
Culture
Why Do We Call It a Piggyback Ride?
How Many States Are in the U.S.A.?
Who Was the Mad Trapper of Rat River?
Why 'Wednesday' Isn't Pronounced the Way It's Spelled