In the News
Scientists Say: Hey, Hikers, Stop Stacking Rocks!
Feb. 27 By Melanie Radzicki McManus
Straitjackets Are Still in Use, Just Not Where You Think
Feb. 27 By Adrian Rogers
How the Panama Canal Makes Water Flow Uphill
Feb. 27 By John Donovan
How Patriot Missiles Work
Feb. 27 By Sarah Gleim, Marshall Brain
Ancient Egyptians Believed Cats Had 'Divine Energy'
Feb. 27 By Dave Roos
The Magical Medicine of Bezoars
Feb. 27 By Loraine Fick
Siberia's Batagaika Crater Just Keeps Growing, and That's Not Good
Tropical Rainforest Guide: How Rainforests Work
Why Is Biodiversity Important for Ecosystems?
How Many Oceans Are There?
Willie O'Ree's Unsung Story of Breaking the NHL's Color Barrier
Top 5 Marie Antoinette Scandals
Did Prince Amleth the Viking of 'The Northman' Actually Exist?
How the Seneca Falls Convention Kicked Off the U.S. Women's Rights Movement
The Long-eared, Hopping Jerboa Is the Desert's Cutest Resident
What's It Like Inside a Kangaroo's Pouch?
What's the Difference Between a Hornet and a Wasp?
Best (and Worst) Cities to Live in if You're a Cat
A River Runs Through It
The 9 Longest Rivers in the World: From the Nile to the Congo
When it comes to rivers, longest doesn't necessarily mean biggest, and length can be difficult to determine, so the top spot will always be debated.
Get Your Garden On
Deserts of the World
5 of Earth's Highest Deserts
Not all deserts have sand and they're certainly not all hot. They're just extremely dry and have little vegetation. That means deserts are located all over the planet, including at super-high elevations.