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, ...

We prepared 33 questions that start with ‘common sense’ basics but scale rapidly into ‘rocket science’ questions.While 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 science knowledge with this weekly news quiz! We’d love to hear from you! E-mail us at games@sciam.com to share your experience.

Test your science knowledge with this weekly news quiz! We’d love to hear from you! E-mail us at games@sciam.com to share your experience.

Test your knowledge of chemistry with C&EN's interactive quizzes.

Test your knowledge of chemistry with C&EN's interactive quizzes.

We interact with science every single day without even realizing it. From “why onions make you cry” to “why bread goes stale”, the little mysteries of daily life are full of fascinating explanations.

Think you know everything about Neanderthals? Take our quiz to find out. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

The brightest high school minds travel from all corners of Colorado to compete against each other on all things science. Categories include biology, astronomy, paleontology and meteorology. After a ...