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Fixing Boeing's leaky Starliner — and returning NASA's stranded astronauts to Earth — is much harder than it soundsAstronauts are stuck on the International Space Station after yet more problems with Boeing's beleaguered Starliner. Here's why an investigation into the issues is so difficult, even for NASA.
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Amazing astronomical discoveries from ancient GreeceHere's a look at some of the amazing astronomical discoveries from ancient Greece. But almost as interesting as what they knew, however, is what they did not know.
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NASA Wants to Send Humans to Venus, to Live in Airships Floating on CloudsOpinion But how is such a mission even possible?
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Even a Kid Can Prove the Earth Is Round: Here's HowOpinion You don't need to build a rocket, like "Mad" Mike Hughes, to prove the Earth isn't flat – here's the simple science.
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