Read about the long distances some animals must travel, and play a memory game.
Read this storybook to learn about the sun and how it affects Earth.
This year's contest invites young scientists and artists to explore weather. Entries from students in grades 2-4 are due Nov. 7, 2011.
It is easy to see that the sky is blue. Have you ever wondered why?
Visit the Picture Dictionary to learn the definition of gravity.
Learn about jobs that help the planet.
Elmo put on his flight suit and went to NASA's Kennedy Space Center in Florida to see the final space shuttle launch.
Hurricanes are like giant engines that use warm, moist air as fuel.
Find answers to questions about NASA and science!
08.10.11 - The planet Jupiter is as large as 1,000 Earths!
08.03.11 - First-grader Owen helped a team of college students build a robot for a NASA contest.
12.27.11 - A new spacecraft named Juno will study the beginning of Jupiter, the largest planet in the solar system.
Astronauts don't really float inside the shuttle -- they fall.
NASA uses rockets to launch things and people into space.
How fast can you match the STS-135 pictures?› View this interactive feature | › View text version
06.29.11 - The space shuttle carries astronauts to space and back.› Read and Comment
06.22.11 - John Glenn was the first NASA astronaut to orbit Earth.
06.08.11 - Hurricanes are large, swirling storms that form over warm ocean waters.
06.04.11 - This science explains how things fly.› Read and Comment
05.18.11 - To learn about climate change, you first must know what climate is.