/u/ifhyr's posts in /r/askscience
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Would it have ever been possible for other species of humans to have continued to live with Homo Sapiens up until modern times or we we just too dominant?
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What is going to be the actual physical changes that occur on the earth when global warming really starts to cause us problems? What will be the impact on the average person?
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If you are in orbit around Earth, does orienting yourself with your feet towards the Earth feel any different than any other orientation or is it total weightlessness?
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What is the current generally accepted timeline for the different physical effects of global warming on the planet?
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If I drink half of a five hour energy do I get half the energy for five hours or the same amount of energy for two and a half hours?
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What purpose does gender serve genetically? It seems like it may be more biologically efficient to just have a single gender that can do everything.
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When blood drains out of our face, because of fear, illness, or some other reason, where does it go?
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