Subscribers: LOG IN to access quizzes, worksheets, and more! Not a subscriber? SUBSCRIBE!
Select a date range
Scientists uncover a new species of monkey in Central Africa
A discovery reveals Jupiter may be acting as a magnet for asteroids that are heading towards Earth
The world says goodbye to Neil Armstrong, the first man to walk on the moon
A powerful robot called Curiosity lands safely on Mars and begins to explore the planet
Watch how Olympian Missy Franklin swims for gold in a video from NBC Learn
The search for Amelia Earhart’s plane continues
A tribute to Sally Ride, the first U.S. woman to travel to space
Fossils found in Oregon suggest that more than one culture developed in the Americas 13,000 years ago
Georgia’s Zoo Atlanta is finding new ways to connect with visitors near and far
With the help of a fossil scientist, a stolen dinosaur skeleton may go home again
© 2013 Time Inc. All Rights Reserved.