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    Every Country On Earth Fights For $250,000!
    18:48

    Every Country On Earth Fights For $250,000!

    Every Country On Earth Fights For $250,000!
    4 views
    How Do Spacecraft Slow Down? We Asked a NASA Technologist
    1:47

    How Do Spacecraft Slow Down? We Asked a NASA Technologist

    How do spacecraft slow down? Rigid heat shields and retro propulsion have been the favorites of engineers for years. Now NASA is testing a new inflatable heat shield technology that could allow us to carry even larger payloads to worlds with atmospheres:
    4 views