/r/askscience

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Tesla invented a type of light bulb called the "Carbon button lamp" that is supposedly 10 times more power efficient than a standard Edison incandescent bulb. So, how come we don't use them?

710 upvotes • EtanSivad

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If the ocean was pure H20, how deep would daylight travel down?

710 upvotes • Mordred19

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Why can't the immune system fight off the bacteria that causes acne?

710 upvotes • 853211

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What is the effect of air pressure on melting point of water?

710 upvotes • [deleted]

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How is it possible the speed of sound can exceed the speed of light without breaking the laws of physics?

710 upvotes • NapoleonsHemorrhoid

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Teplizumab is an antibody that targets the CD3 receptor on T-cells to prevent the T-cells from attacking the Insulin-producing Beta cells in the pancreas. How is the teplizumab able to specifically inhibit only the T-cells targeting the B-cells without compromising the immune system?

710 upvotes • Cheese2face

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I heard recently that NASA had received two new "Hubble-like" telescopes. Would it be possible to use Hubble and these two new telescopes in an inferometer array to make an incredibly powerful telescope?

709 upvotes • Ed-alicious

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How does the particle which gives other particles mass, itself have mass?

709 upvotes • giambolvoe

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How much of a relationship is there between "genius-level" child IQ tests and the IQ of the child once he/sh matures?

709 upvotes • -10-

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When in space, is food digested in a differenct way, because it floats around in the stomach?

709 upvotes • Bootleg_Fireworks2

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
Tesla invented a type of light bulb called the "Carbon button lamp" that is supposedly 10 times more power efficient than a standard Edison incandescent bulb. So, how come we don't use them?	710	EtanSivad
If the ocean was pure H20, how deep would daylight travel down?	710	Mordred19
Why can't the immune system fight off the bacteria that causes acne?	710	853211
What is the effect of air pressure on melting point of water?	710	[deleted]
How is it possible the speed of sound can exceed the speed of light without breaking the laws of physics?	710	NapoleonsHemorrhoid
Teplizumab is an antibody that targets the CD3 receptor on T-cells to prevent the T-cells from attacking the Insulin-producing Beta cells in the pancreas. How is the teplizumab able to specifically inhibit only the T-cells targeting the B-cells without compromising the immune system?	710	Cheese2face
I heard recently that NASA had received two new "Hubble-like" telescopes. Would it be possible to use Hubble and these two new telescopes in an inferometer array to make an incredibly powerful telescope?	709	Ed-alicious
How does the particle which gives other particles mass, itself have mass?	709	giambolvoe
How much of a relationship is there between "genius-level" child IQ tests and the IQ of the child once he/sh matures?	709	-10-
When in space, is food digested in a differenct way, because it floats around in the stomach?	709	Bootleg_Fireworks2