/r/askscience

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If opposite charges attract, why do electrons orbit the atomic nucleus instead of collapsing in on it?

606 upvotes • sampl3_t3xt

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Why do giraffes have spots?

606 upvotes • desi_launda101

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If I am just recovered from a typical cold (5 days long / 2 days off work), am I now more immune to all infections for a period of time, or less?

606 upvotes • [deleted]

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Why does fire change colour when it gets hotter? (red to blue flame)

605 upvotes • _Ventus

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Does gravity ever push?

605 upvotes • wsdmskr

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Why are the planets logarithmically spaced?

605 upvotes • Brass_Orchid

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People often assume that the T-Rex had exposed teeth like a crocodile. Is it possible that its teeth were hidden in its gums like a Komodo dragon?

605 upvotes • pocketbutter

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If my salt intake is too high, can I just drink a lot of water to cancel it out?

604 upvotes • gore4208

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Why does red look like violet? -- The color spectrum is linear, moving from red as the longest visible wavelength to violet as the shortest, so why do we see red and violet as similar, like in a color wheel?

604 upvotes • Shaneypants

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Does drinking through two straws, assuming the same pressure, give you more liquid?

604 upvotes • Dashdylan

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
If opposite charges attract, why do electrons orbit the atomic nucleus instead of collapsing in on it?	606	sampl3_t3xt
Why do giraffes have spots?	606	desi_launda101
If I am just recovered from a typical cold (5 days long / 2 days off work), am I now more immune to all infections for a period of time, or less?	606	[deleted]
Why does fire change colour when it gets hotter? (red to blue flame)	605	_Ventus
Does gravity ever push?	605	wsdmskr
Why are the planets logarithmically spaced?	605	Brass_Orchid
People often assume that the T-Rex had exposed teeth like a crocodile. Is it possible that its teeth were hidden in its gums like a Komodo dragon?	605	pocketbutter
If my salt intake is too high, can I just drink a lot of water to cancel it out?	604	gore4208
Why does red look like violet? -- The color spectrum is linear, moving from red as the longest visible wavelength to violet as the shortest, so why do we see red and violet as similar, like in a color wheel?	604	Shaneypants
Does drinking through two straws, assuming the same pressure, give you more liquid?	604	Dashdylan