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

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Do fish have water or air in their stomach?

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Lung adaptation to new altitudes--does it last? And could somebody adapt to higher and higher places and eventually breathe at the highest mountains in the world?

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How fast might the Zanclean flood have occurred?

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What is the basis of the boundary between the Jurassic and Cretaceous?

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Before grasses evolved, was there more or less plant biomass than today? Were the plants then as opportunistic or successful as grasses?

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Before kelp and seaweed evolved, were all the plants in the sea microscopic?

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How do instinctual behaviors evolve?

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Can time, or perception of time, slow for any reason other than relativity/gravity?

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Two solutions of water are in a container split by a permeable membrane. Solution 1 is extremely densely filled with particles of Solute A. Solution 2 is sparsely concentrated with particles of Solute B. Do both solutes flow across the membrane?

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Why does central eastern Canada have so many circular lakes?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Do fish have water or air in their stomach?	2
Lung adaptation to new altitudes--does it last? And could somebody adapt to higher and higher places and eventually breathe at the highest mountains in the world?	2
How fast might the Zanclean flood have occurred?	2
What is the basis of the boundary between the Jurassic and Cretaceous?	2
Before grasses evolved, was there more or less plant biomass than today? Were the plants then as opportunistic or successful as grasses?	2
Before kelp and seaweed evolved, were all the plants in the sea microscopic?	2
How do instinctual behaviors evolve?	1
Can time, or perception of time, slow for any reason other than relativity/gravity?	1
Two solutions of water are in a container split by a permeable membrane. Solution 1 is extremely densely filled with particles of Solute A. Solution 2 is sparsely concentrated with particles of Solute B. Do both solutes flow across the membrane?	1
Why does central eastern Canada have so many circular lakes?	1