/u/wowwow789's posts in /r/askscience
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How do they know that comet is spewing out 500 bottles of wine's-worth of alcohol, and sugars, if we haven't had a probe actually come near it?
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Does medical marijuana (or other types) kill a a lot of brain cells? (They used to say 100,000 per cigarette.)
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BEAM, the Bigelow Expandable Activity Module, is going to be a part of the International Space Station. It is made of "soft fabrics, not metal". How will soft fabrics protect them from space?
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What if we took DNA samples of endangered species to make more (cloning)? Would that help? They've got a vault for the planet's seeds....
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Presumably the poison dart frog's ancestors were not so brightly colored, or their skin toxic at all. How did their skin evolve into the brightly-patterned, cardiac-inducing toxin-spewing coolness they are today? How did their skin 'decide' to turn this way, to keep away predators?
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