/u/hilarymeggin's posts in /r/askscience

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I’ve read that when caterpillars are in their cocoons, they dissolve completely into goo; no original parts survive in the butterfly. How is the butterfly made from the goo? Is there an embryo that grows and uses the goo like a yolk sac? Or does the goo somehow arrange itself into new body parts?

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Please explain why a room-temperature glass of beer exploded at my party!

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Why did my friend's lukewarm glass of beer explode in his hand at my party?!

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[Biology] How has the field of genetics changed our understanding of taxonomy since 1990? I recently decided to look up the classifications of a variety of animals to answer my kids' questions (earthworms, jellyfish, snails, octopus, frogs, etc), and everything has changed since I learned it.

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Does all life on earth really descent from a single parent organism? Or did the conditions that gave rise to the first living cells give rise to many of them simultaneously, such that we might have a different parent organism than, say, yeast? (Biology)

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I just googled "whale skeleton," and was surprised to find that whales don't have bones analogous to our foot bones in their flukes. But seals do. Can someone ELI5 why whales lost their foot bones?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
I’ve read that when caterpillars are in their cocoons, they dissolve completely into goo; no original parts survive in the butterfly. How is the butterfly made from the goo? Is there an embryo that grows and uses the goo like a yolk sac? Or does the goo somehow arrange itself into new body parts?	9754
Please explain why a room-temperature glass of beer exploded at my party!	1
Why did my friend's lukewarm glass of beer explode in his hand at my party?!	1
[Biology] How has the field of genetics changed our understanding of taxonomy since 1990? I recently decided to look up the classifications of a variety of animals to answer my kids' questions (earthworms, jellyfish, snails, octopus, frogs, etc), and everything has changed since I learned it.	1
Does all life on earth really descent from a single parent organism? Or did the conditions that gave rise to the first living cells give rise to many of them simultaneously, such that we might have a different parent organism than, say, yeast? (Biology)	1
I just googled "whale skeleton," and was surprised to find that whales don't have bones analogous to our foot bones in their flukes. But seals do. Can someone ELI5 why whales lost their foot bones?	1