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

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Can a human physiologically run a marathon in under 2 hours?

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Which nutritional changes over the past 100 years are most responsible for the increased average height of humans in developed countries?

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Can slight increases in oxygen in an enclosed environment, an office space for example, increase productivity?

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Do neural and/or biochemical changes occur in someone who is truly "born again"?

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What is the most striking documented example of the power of mind over body?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Can a human physiologically run a marathon in under 2 hours?	1
Which nutritional changes over the past 100 years are most responsible for the increased average height of humans in developed countries?	1
Can slight increases in oxygen in an enclosed environment, an office space for example, increase productivity?	1
Do neural and/or biochemical changes occur in someone who is truly "born again"?	0
What is the most striking documented example of the power of mind over body?	0