/u/machinedog's posts in /r/askscience

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Global Warming: Are we physically capable of stopping/reducing it at this point?

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Can anyone point me to somewhere I can get a better understanding of how optics works? (XKCD Fire From Moonlight)

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Why did civilization develop independently at around the same time in the Americas only ~2000 years after the Middle East?

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Where is the information on relative velocity stored?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Global Warming: Are we physically capable of stopping/reducing it at this point?	1
Can anyone point me to somewhere I can get a better understanding of how optics works? (XKCD Fire From Moonlight)	1
Why did civilization develop independently at around the same time in the Americas only ~2000 years after the Middle East?	1
Where is the information on relative velocity stored?	1