/u/HawkeyeP1's posts in /r/askscience

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Are we delaying evolution by interfering in the extinction of certain species?

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How did some species "evolve" into flightless birds? What is the advantage of having wings and feathers if you can't fly?

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If humans were to inhabit a planet with longer day and night cycles, say 36 hours for a full rotation, would humans and other species evolve to match their sleep schedules to the day and night cycles?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Are we delaying evolution by interfering in the extinction of certain species?	1
How did some species "evolve" into flightless birds? What is the advantage of having wings and feathers if you can't fly?	1
If humans were to inhabit a planet with longer day and night cycles, say 36 hours for a full rotation, would humans and other species evolve to match their sleep schedules to the day and night cycles?	1