/u/Shawn_666's posts in /r/askscience

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It's well known that humanity came from Africa before spreading around the world, but do we have any idea of where in Africa we originated?

8 upvotes

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When the sun heats up an area of water in the ocean so that it evaporates, what does that do for the salinity of the water?

7 upvotes

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Why does stress physically harm plants and animals, when it only psychologically harms humans?

1 upvotes

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Why don’t people get infections when they bite their cheeks/lips/tongue?

1 upvotes

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If gorillas learned body building tactics, how strong could they become?

1 upvotes

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What is the densest thing humans can create?

1 upvotes

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If I connected every single battery on earth together, what’s the most I could power?

1 upvotes

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What would “smart” creatures like dolphins and elephants need in order to form a civilization such as humanities?

1 upvotes

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Is there any legitimacy to the claim that permanent weight loss is impossible?

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How small would the earth have to be in order to see the curvature from sea level?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
It's well known that humanity came from Africa before spreading around the world, but do we have any idea of where in Africa we originated?	8
When the sun heats up an area of water in the ocean so that it evaporates, what does that do for the salinity of the water?	7
Why does stress physically harm plants and animals, when it only psychologically harms humans?	1
Why don’t people get infections when they bite their cheeks/lips/tongue?	1
If gorillas learned body building tactics, how strong could they become?	1
What is the densest thing humans can create?	1
If I connected every single battery on earth together, what’s the most I could power?	1
What would “smart” creatures like dolphins and elephants need in order to form a civilization such as humanities?	1
Is there any legitimacy to the claim that permanent weight loss is impossible?	1
How small would the earth have to be in order to see the curvature from sea level?	1