/u/limbodog's posts in /r/askscience
If the universe is curved and finite, is there any possibility that we might be able to look through a telescope and see our own Galaxy in the distance?
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This is a ridiculous but honest question. If we can engineer e coli to smell of wintergreen, could we not repopulate our own colons so our @&%$ don't stink?
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Why can't we run coal furnaces the way we run a rocket stove, and cycle the exhaust through plants to reduce CO2?
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Is there anywhere in the USA where we could build something like China's "Green Wall" to trap atmospheric carbon?
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Asking real scientists: what can the average Redditor (from developed nations, 16-35, not rich) do to reduce global climate change?
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