/r/askscience

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Why do my hands feel tingly after using power tools for a prolonged time?

708 upvotes • GG4

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Claim: shampoo is harmful to you hair, and the 'no poo' movement is the response. Would someone take a scientific look at this?

707 upvotes • ThereTheyGo

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Is it possible to learn to move your toes individually much like we do with fingers?

707 upvotes • c00yt825

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Is there any theoretical limit to how high the Earth's temperature can become within the next 50 years due to global warming?

707 upvotes • traverlaw

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Can you improve your vision?

706 upvotes • Vigilance187

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If a person inhales some amount of a virus (ex., COVID) too small to cause an infection, is there potential to develop immunity?

706 upvotes • False-Device-3004

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Which plant is the most effective at converting CO2 to Oxygen?

705 upvotes • Minealternateaccount

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Does adding more grounds to drip coffee make the caffeine content stronger?

705 upvotes • descoladoj

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If I had a rope on earth and someone was at the sun with the other side of the rope then one person tugged on one side, would the other instantly feel it?

705 upvotes • NoMoreYankieMyWankie

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How can light be affected by gravity if it has no mass?

705 upvotes • Vayro

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
Why do my hands feel tingly after using power tools for a prolonged time?	708	GG4
Claim: shampoo is harmful to you hair, and the 'no poo' movement is the response. Would someone take a scientific look at this?	707	ThereTheyGo
Is it possible to learn to move your toes individually much like we do with fingers?	707	c00yt825
Is there any theoretical limit to how high the Earth's temperature can become within the next 50 years due to global warming?	707	traverlaw
Can you improve your vision?	706	Vigilance187
If a person inhales some amount of a virus (ex., COVID) too small to cause an infection, is there potential to develop immunity?	706	False-Device-3004
Which plant is the most effective at converting CO2 to Oxygen?	705	Minealternateaccount
Does adding more grounds to drip coffee make the caffeine content stronger?	705	descoladoj
If I had a rope on earth and someone was at the sun with the other side of the rope then one person tugged on one side, would the other instantly feel it?	705	NoMoreYankieMyWankie
How can light be affected by gravity if it has no mass?	705	Vayro