Why blow billions of dollars on space exploration when billions of people are living in poverty here on Earth? You’ve likely heard the justifications. The space program brings us useful innovations and inventions. Space exploration delivers perspective, inspiration, and understanding. Because it's the final frontier. Because it's there. What you haven’t heard is anything to inspire a sense of urgency. Indeed, NASA’s struggle to defend its existence and funding shows how weak these justifications sound to a public that cares less about space than seemingly more pressing needs.
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