Learners investigate the effects of zero gravity. The resource has students measure the change in the area of calf muscle from before and after the flight to determine if muscle loss has occurred. Some topics included are muscle loss,...

This article explores the changes an astronaut's body goes through in space. Also find the answer to many other fascinating questions people have about space travel.

Find information on the many women who became well known for their part in aviation history. Click on one of the drop down menus on the left to find a name, then click on the name to see a short description of the woman and her...

The official transcription of John Glenn's in-flight communication with Mission Control during his orbit around the earth in 1962.

After discussing important flying inventions, students explore technological design by making paper airplanes.

NASA-sponsored coverage and research on a range of topics related to space exploration -- flying weather stations, comets, first steps on the Moon, and other space-related topics -- are presented in age-appropriate activities, lesson...

Examine the features of Concorde that were designed and engineered for high-altitude, supersonic flight by exploring this detailed, interactive cross section.

From February 2003, a Q&A discussing damaged tiles and other problems that the Space Shuttle Columbia faced during its re-entry and subsequent explosion.

Read the article or listen to the story of remembrances of the Apollo program, especially Apollo 11. Explains some of the challenges of sending astronauts to Mars.

A description of the Voskhod spacecraft along with a listing of the Voskhod flights that occurred and ones that were cancelled.