Hollywood is in the midst of a science-fiction boom, yet few of its sci-fi movies are based on real science. That's a shame, because the scientific discoveries emerging from NASA these days are as exciting as any Hollywood blockbuster.
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Which space race is worth the airfare? Dare we say, maybe both?
When you think about it, isn't space travel alone -- where only fragile and complex technology can protect you from the most hostile environment imaginable -- a harrowing enough prospect on its own?
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