Which of the earth's three layers is the hottest? What does a light-year measure? Who developed the polio vaccine? A just-released survey from the Pew Research Center finds Americans' grasp of common ...

We’re back for yet another round of thought-provoking science quiz! From chemistry and biology to physics and astronomy, ...

Emma R. Hasson is Scientific American’s Games ace and a Ph.D. candidate in mathematics at the City University of New York Graduate Center with expertise in math education and communication. Hasson was ...

Elementary school science is probably where you learned a lot of what you know about how the natural world works. Take this quiz to see how well you remember the basics! Geologists study the Earth and ...

Emma R. Hasson is Scientific American’s Games ace and a Ph.D. candidate in mathematics at the City University of New York ...

Why did Earth shake for nine days? Which rich guy paid a fortune for a dinosaur? And did someone finally locate Amelia Earhart’s airplane? Test your memory of some of the stories that intrigued, ...

From ancient philosophers pondering the stars to modern scientists scanning distant exoplanets, humanity has long asked one haunting question: Are we alone? When you purchase through links on our site ...

Sharks are formidable fish, having survived multiple mass extinction over hundreds of millions of years. But how much do you know about these misunderstood creatures? Take our science quiz to find out ...

How's your moon knowledge? Full, half, or total eclipse? When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. It's no surprise that throughout the ...

The brightest Colorado high school minds compete against each other on all things science. The brightest high school minds travel from all corners of Colorado to compete against each other on all ...

Test your knowledge on travel health and ensure a safe, healthy holiday season with our engaging science quiz!

Test your science knowledge by taking the interactive quiz. The short quiz tests your knowledge of questions recently asked in a national poll. After completing the quiz, you can compare your score ...