In the News
Exploring the Chinese Space Station Project
Sept. 20 By Desiree Bowie, Patrick J. Kiger
When Was the Eiffel Tower Built? Eiffel Tower History and Future
Sept. 14 By Carrie Whitney, Ph.D.
Primary Colors Are Red, Yellow and Blue, Right? Not Exactly
Sept. 13 By Desiree Bowie, Michelle Konstantinovsky
Why Does the Secret Service Protect a President's Adult Children?
Aug. 31 By Dave Roos
How Long Can a Person Safely Hang Upside Down?
Aug. 31 By Jesslyn Shields
6 Wild Cats Still Found Roaming the U.S.
Aug. 29 By Michelle Konstantinovsky
Drought Caused These 6 Famous Waterfalls to Dry Up
How DNA Works
Haboobs Are Mother Nature's Worst Dust Storms
What Does Space Smell Like?
Frances Kelsey Stopped Thalidomide in Its Tracks, and Changed the FDA Forever
The 25th Amendment: The Other Constitutional Way to Remove a President
How a Filibuster Works
10 Serial Killers Who Have Never Been Caught
Turnspit Dogs: The Elizabethan Kitchen Gadget Bred to Cook Meat
Why Do Cats Hate Water?
Wasps Have an Image Problem, But Here's Why We Need Them
5 Things You Didn't Know About Squirrels
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.