/r/askscience

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Some flying insects such as butterflies have very erratic and disorienting looking flight paths. Are they in complete control of their movements or do they really struggle to get around?

13078 upvotes • RobbKyro

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Why is it that when you feel mildly sick from dehydration, within merely the time it takes to drink water, you almost instantly feel better? Is it a psychosomatic case, or is the body that effective at taking in water?

13077 upvotes • Peakomegaflare

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How much does drinking a cold drink really affect your body temperature?

13063 upvotes • scrublord123456

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How can cheese be "aged" so long, but when it's in my fridge for longer than a few weeks it goes mouldy?

13046 upvotes • Morgz789

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Can you kill bacteria just by pressing fingers against each other? How does daily life's mechanical forces interact with microorganisms?

13031 upvotes • lucasucas

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We hear all about endangered animals, but are endangered trees a thing? Do trees go extinct as often as animals?

13029 upvotes • Grits-

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What is the white stuff inside pimples? What it's made out of, why we have it, and why does it exit in this way?

13019 upvotes • Anony1410

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Wide hips are considered a sign of fertility and ease of birth - do we have any evidence to support this?

12900 upvotes • T-North

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Babies survive by eating solely a mother's milk. At what point do humans need to switch from only a mother's milk, and why? Or could an adult human theoretically survive on only a mother's milk of they had enough supply?

12894 upvotes • BigErnMcracken

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How much of sleep is actual maintenance downtime, and how much is just time-killing energy conservation?

12834 upvotes • zergblush9

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
Some flying insects such as butterflies have very erratic and disorienting looking flight paths. Are they in complete control of their movements or do they really struggle to get around?	13078	RobbKyro
Why is it that when you feel mildly sick from dehydration, within merely the time it takes to drink water, you almost instantly feel better? Is it a psychosomatic case, or is the body that effective at taking in water?	13077	Peakomegaflare
How much does drinking a cold drink really affect your body temperature?	13063	scrublord123456
How can cheese be "aged" so long, but when it's in my fridge for longer than a few weeks it goes mouldy?	13046	Morgz789
Can you kill bacteria just by pressing fingers against each other? How does daily life's mechanical forces interact with microorganisms?	13031	lucasucas
We hear all about endangered animals, but are endangered trees a thing? Do trees go extinct as often as animals?	13029	Grits-
What is the white stuff inside pimples? What it's made out of, why we have it, and why does it exit in this way?	13019	Anony1410
Wide hips are considered a sign of fertility and ease of birth - do we have any evidence to support this?	12900	T-North
Babies survive by eating solely a mother's milk. At what point do humans need to switch from only a mother's milk, and why? Or could an adult human theoretically survive on only a mother's milk of they had enough supply?	12894	BigErnMcracken
How much of sleep is actual maintenance downtime, and how much is just time-killing energy conservation?	12834	zergblush9