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

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Are human organelles, like mitochondria, produced from the cell's DNA, or are they passed on through egg or sperm from the parents?

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How does a helicopter's rotor produce a contrail in cold air?

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Saw a documentary talking about evidence of cannibalism on a Neanderthal skeleton. How can you distinguish that from any flesh removal to simply access bones?

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Does the trope of "the birds/insects go quiet" when something's around ever actually happen?

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What makes paper wasps build bigger nests with multiple individuals?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Are human organelles, like mitochondria, produced from the cell's DNA, or are they passed on through egg or sperm from the parents?	1
How does a helicopter's rotor produce a contrail in cold air?	1
Saw a documentary talking about evidence of cannibalism on a Neanderthal skeleton. How can you distinguish that from any flesh removal to simply access bones?	1
Does the trope of "the birds/insects go quiet" when something's around ever actually happen?	1
What makes paper wasps build bigger nests with multiple individuals?	1