/r/askscience

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Are fish aware that they live in an enclosed space? (Resubmitted because it was deleted, sadly)

1562 upvotes • [deleted]

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If you coated the bottom of a boat in NeverWet, would it travel faster through the water?

1562 upvotes • m3dos

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Is it possible with current materials to create a hollow sphere, and then pump enough air out that it floats like a balloon in a normal room atmosphere?

1562 upvotes • fdskl

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What is the meaning when people say “99.99% the speed of light” instead of just speed of light?

1561 upvotes • [deleted]

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Why do humans procrastinate, and how can it be beat?

1560 upvotes • CHCOOH

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When you get rubbing alcohol or disinfectant into an open wound and it stings what exactly is happening to cause this pain?

1559 upvotes • Paiste402

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How do your fingernails grow laterally along your nailbed while seeming so securely attached?

1559 upvotes • heebit_the_jeeb

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Why are tornados predominantly a North American phenomenon?

1558 upvotes • [deleted]

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Under what circumstances is the difference between "microgravity" and "weightlessness" significant?

1558 upvotes • N8CCRG

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I'm sorry if anyone reading is offended, but what separates transgenderism from a mental disease?

1557 upvotes • [deleted]

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
Are fish aware that they live in an enclosed space? (Resubmitted because it was deleted, sadly)	1562	[deleted]
If you coated the bottom of a boat in NeverWet, would it travel faster through the water?	1562	m3dos
Is it possible with current materials to create a hollow sphere, and then pump enough air out that it floats like a balloon in a normal room atmosphere?	1562	fdskl
What is the meaning when people say “99.99% the speed of light” instead of just speed of light?	1561	[deleted]
Why do humans procrastinate, and how can it be beat?	1560	CHCOOH
When you get rubbing alcohol or disinfectant into an open wound and it stings what exactly is happening to cause this pain?	1559	Paiste402
How do your fingernails grow laterally along your nailbed while seeming so securely attached?	1559	heebit_the_jeeb
Why are tornados predominantly a North American phenomenon?	1558	[deleted]
Under what circumstances is the difference between "microgravity" and "weightlessness" significant?	1558	N8CCRG
I'm sorry if anyone reading is offended, but what separates transgenderism from a mental disease?	1557	[deleted]