/r/askscience

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What's the difference between normal soap and the antibacterial one?

3684 upvotes • [deleted]

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Do certain smells travel farther than others?

3684 upvotes • bbananasplit

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Would dominoes collapse faster on a planet with stronger gravity than Earths?

3680 upvotes • gooda1ds

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From a health standpoint, is there a difference between a fast heartbeat due to exercise vs a fast heartbeat due to nerves/stressful situations? I would assume the first thing is "healthy" while the second isn't. Is this even true?

3679 upvotes • WeAllNeedBandAids

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Can someone exaplain the new covid brain damage study?

3679 upvotes • Striking-Hall1705

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Does a spinning magnet in space eventually stop spinning?

3678 upvotes • Rstager97

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How many numbers a & b exist such that a^b = b^a? How many rational numbers? Integers? Or is there a way to prove that there is an infinite amount?

3678 upvotes • StormStooper

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Why do some Israeli scientists say a second booster is "counterproductive," and may compromise the body’s ability to fight the virus?

3675 upvotes • Automatic-Mention

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What is the mistake in this mathematical proof?

3673 upvotes • Booty-Zipperooni

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How did the H2N2 virus pandemic of 1957 "kick out"/extinguish the H1N1 1918 flu virus that was still lingering until then?

3672 upvotes • the6thReplicant

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
What's the difference between normal soap and the antibacterial one?	3684	[deleted]
Do certain smells travel farther than others?	3684	bbananasplit
Would dominoes collapse faster on a planet with stronger gravity than Earths?	3680	gooda1ds
From a health standpoint, is there a difference between a fast heartbeat due to exercise vs a fast heartbeat due to nerves/stressful situations? I would assume the first thing is "healthy" while the second isn't. Is this even true?	3679	WeAllNeedBandAids
Can someone exaplain the new covid brain damage study?	3679	Striking-Hall1705
Does a spinning magnet in space eventually stop spinning?	3678	Rstager97
How many numbers a & b exist such that a^b = b^a? How many rational numbers? Integers? Or is there a way to prove that there is an infinite amount?	3678	StormStooper
Why do some Israeli scientists say a second booster is "counterproductive," and may compromise the body’s ability to fight the virus?	3675	Automatic-Mention
What is the mistake in this mathematical proof?	3673	Booty-Zipperooni
How did the H2N2 virus pandemic of 1957 "kick out"/extinguish the H1N1 1918 flu virus that was still lingering until then?	3672	the6thReplicant