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

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Are all modern birds descended from the same species of dinosaur, or did different dinosaur species evolve into different bird species?

4284 upvotes

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Did early hominins grow long hair on their heads and (in the case of males) faces?

1 upvotes

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What are the physical characteristics of a virus that affect its transmissibility and the seriousness of an infection?

1 upvotes

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Inspired by the recent Flaming Lips concert: How big a bubble would be required to allow someone to remain conscious inside for two hours, assuming a moderate level of physical activity during that time?

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Are all modern birds descended from the same species of dinosaur, or did different dinosaur species evolve into different bird species?	4284
Did early hominins grow long hair on their heads and (in the case of males) faces?	1
What are the physical characteristics of a virus that affect its transmissibility and the seriousness of an infection?	1
Inspired by the recent Flaming Lips concert: How big a bubble would be required to allow someone to remain conscious inside for two hours, assuming a moderate level of physical activity during that time?	1