Next-Generation Space Suits
How have giraffes inspired revolutionary changes in space suit design?
Today's suits are notoriously bulky. MIT's Dava Newman is out to change that with a radical, and sleek, new design.
Video (10m 45s), Grades 6-12
Space Food
How do you keep food fresh on a three-year round-trip to Mars?
NASA scientist-chefs are devising new ways to keep space food tasting fresh and healthy.
Video (6m 51s), Grades 6-12
Plasma Rockets
Why does it take so long to get to Mars and how can we speed up the trip?
With a "small sun” for an engine, a new rocket might be able to zip us to Mars and back in under three months.
Video (6m 38s), Grades 6-12
How Would You Turn a Bolt in Space?How does gravity help a person on Earth who is using a power drill?
Watch and astronaut explain the challenges of using of tools in space.
Video (0m 47s), Grades 3-8
What is "Weightlessness?"
How can you experience "weightlessness" on Earth?
See how dropping a cup of water can create a condition of "weightlessness."
Video (1m 17s), Grades K-8
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