Image of the Day
Perpetual Motion, Popular Science Monthly cover, Oct. 1920Learn More ›
Celebrate the remarkable life and legacy of the civil rights activist.
Learn about our new resources & join in a conversation with invention education experts and fellow teachers.
An early love of reading helps foster a lifetime of learning. Bring a science book into your classroom!
A growing collection of reviewed apps that are entertaining and educational.
This Science Update attempts to answer this question from a listener: Why do snowflakes appear so similar to each other?More Science Updates ›
Senate panels start grilling nominees