/r/askscience

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What are the negative effects of injecting blood intra-muscularly? Or into any other part of the body?

454 upvotes • frogger2504

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How does the white blood cell know where the bacteria is and how does it actually move?

454 upvotes • Atyzze

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Is there a reason that baldness in babies follows the same general pattern as Male Pattern Baldness?

454 upvotes • through_a_ways

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If molecules of water were the size of the cherry, droplet would be size of the Earth. Is this true?

454 upvotes • thehandsomedude

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If I was on a train that was going 20 mph, and I began walking toward the front of the train at 5 mph, am I now going 25 mph?

454 upvotes • Navy_Gamer

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About the 100 foot fissure in Yellowstone. What could that mean? What are the consequences of it opening up so suddenly?

454 upvotes • FreshFunky

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How does the spectrum of electromagnetic radiation emitted by an object change as the object's temperature changes?

454 upvotes • JFox93

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Are bees the best pollinators? And could other pollinators take their place?

454 upvotes • DunkeyKunga

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Is there an easy way to distinguish lead crystal vs barium crystal?

454 upvotes • PHealthy

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Noah's Ark Thread REMOVED

453 upvotes • SnoLeopard

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
What are the negative effects of injecting blood intra-muscularly? Or into any other part of the body?	454	frogger2504
How does the white blood cell know where the bacteria is and how does it actually move?	454	Atyzze
Is there a reason that baldness in babies follows the same general pattern as Male Pattern Baldness?	454	through_a_ways
If molecules of water were the size of the cherry, droplet would be size of the Earth. Is this true?	454	thehandsomedude
If I was on a train that was going 20 mph, and I began walking toward the front of the train at 5 mph, am I now going 25 mph?	454	Navy_Gamer
About the 100 foot fissure in Yellowstone. What could that mean? What are the consequences of it opening up so suddenly?	454	FreshFunky
How does the spectrum of electromagnetic radiation emitted by an object change as the object's temperature changes?	454	JFox93
Are bees the best pollinators? And could other pollinators take their place?	454	DunkeyKunga
Is there an easy way to distinguish lead crystal vs barium crystal?	454	PHealthy
Noah's Ark Thread REMOVED	453	SnoLeopard