/u/TychaBrahe's posts

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I’m watching a Spark show on Neanderthals that says most humans have 2-4% Neanderthal DNA, except Africans. Because Neanderthals roamed far and wide, except not to Africa. But didn’t they come from Africa? Didn’t all Homos evolve in Africa?

1764 upvotes • r/askscience

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Since CO_2_ in our blood regulates our autonomic breathing reflex, what effect has increased atmospheric CO_2_ had on humans and our breathing (and other animals, if possible)?

48 upvotes • r/askscience

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Would anyone knowledgeable about the 1940s-50s and the nightclub scene enlighten me as to the issue with "sister acts?"

17 upvotes • r/AskHistorians

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Please help identify this plague and location. They quarantined but allowed in the milkmen.

10 upvotes • r/AskHistorians

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Why is this me H1N1 strain in this year’s flu vaccine different between the egg grown vaccine and the cell-grown vaccine?

5 upvotes • r/askscience

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Were presidents John Adams and John Tyler unpopular in the mid 19th century? I'm looking at the "president streets" in Chicago, and they were left out.

5 upvotes • r/AskHistorians

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How do scientists know so quickly whether a tsunami will happen or not after an earthquake?

2 upvotes • r/askscience

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In countries that now have national healthcare, what was the state of private health insurance prior to its institution, and what was the result of the change?

2 upvotes • r/AskHistorians

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Is there any reason why Abraham Lincoln's birthday would be celebrated in November instead of in February?

1 upvotes • r/AskHistorians

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How long before no one can climb Everest without supplements oxygen?

1 upvotes • r/askscience

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Title	Upvotes	Subreddit	Mark as read	Favorited	Rating	Add to a list
I’m watching a Spark show on Neanderthals that says most humans have 2-4% Neanderthal DNA, except Africans. Because Neanderthals roamed far and wide, except not to Africa. But didn’t they come from Africa? Didn’t all Homos evolve in Africa?	1764	askscience
Since CO_2_ in our blood regulates our autonomic breathing reflex, what effect has increased atmospheric CO_2_ had on humans and our breathing (and other animals, if possible)?	48	askscience
Would anyone knowledgeable about the 1940s-50s and the nightclub scene enlighten me as to the issue with "sister acts?"	17	AskHistorians
Please help identify this plague and location. They quarantined but allowed in the milkmen.	10	AskHistorians
Why is this me H1N1 strain in this year’s flu vaccine different between the egg grown vaccine and the cell-grown vaccine?	5	askscience
Were presidents John Adams and John Tyler unpopular in the mid 19th century? I'm looking at the "president streets" in Chicago, and they were left out.	5	AskHistorians
How do scientists know so quickly whether a tsunami will happen or not after an earthquake?	2	askscience
In countries that now have national healthcare, what was the state of private health insurance prior to its institution, and what was the result of the change?	2	AskHistorians
Is there any reason why Abraham Lincoln's birthday would be celebrated in November instead of in February?	1	AskHistorians
How long before no one can climb Everest without supplements oxygen?	1	askscience