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

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If we clean the oceans of every single piece of trash, how long will it be before we start seeing the effects?

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What is something humans can do that machines or any other animal cant do?

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If REM sleep takes about 90 mins. to occur, how do you dream when you keep falling back to sleep?

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When did humans start distinguising gender based on hair length?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
If we clean the oceans of every single piece of trash, how long will it be before we start seeing the effects?	1
What is something humans can do that machines or any other animal cant do?	1
If REM sleep takes about 90 mins. to occur, how do you dream when you keep falling back to sleep?	1
When did humans start distinguising gender based on hair length?	1