ScienceCasts: NASA's Sounding Rockets

Visit for more. Sounding rocket missions can often be the key to getting a quick answer to a tightly focused science question. Click here to see more videos:

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NASA ScienceCasts: Earth's Magnetosphere

Enveloping our planet and protecting us from the fury of the Sun is the magnetosphere, a key to helping Earth develop into a habitable planet. Click here to see more videos: Visit for more.