NASA ScienceCasts: On the Cusp of Understanding

NASA is using sounding rockets to study the cusp, a point where the magnetic bubble that surrounds our planet dips inward and touches down to Earth. NASA Science: Click here to see more videos:

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ScienceCasts: Synthetic Muscles

ScienceCasts has passed 200 episodes! Tell us in the comments which has been your favorite! NASA supported researchers are working on Synthetic Muscles that could be used to create humanoid robots for space exploration. Visit for more. Click h