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

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If evolution favors the fittest , why haven't other animals been blessed with our level of intelligence? Given the timeline shouldn't there have been at least a few other species as intelligent as us?

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Why do humans (amd other mamals) have bladders for urine? What evolutionary purpose do they serve?

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Is it true that about 70,000 years ago, homo sapiens (humans) al. Ost went extinct when the population went below 30k? What happened?

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If fluids aren't compressible , how is it that people and animals can dive into deep water (> 1 atm) and still move around? Wouldn't the forces at depths prevent this?

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Where do birds go to die? For the number of birds in the sky it's rare you see a dead one on the streets?

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Why is evolution still just considered. a theory and not a truth when there's overwhelming scientific evidence?

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Why do viruses, like corona virus come in waves? How do they stay "dormant" in between?

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can you prevent a cold/flu the minute you feel a niggle in your throat?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
If evolution favors the fittest , why haven't other animals been blessed with our level of intelligence? Given the timeline shouldn't there have been at least a few other species as intelligent as us?	1
Why do humans (amd other mamals) have bladders for urine? What evolutionary purpose do they serve?	1
Is it true that about 70,000 years ago, homo sapiens (humans) al. Ost went extinct when the population went below 30k? What happened?	1
If fluids aren't compressible , how is it that people and animals can dive into deep water (> 1 atm) and still move around? Wouldn't the forces at depths prevent this?	1
Where do birds go to die? For the number of birds in the sky it's rare you see a dead one on the streets?	1
Why is evolution still just considered. a theory and not a truth when there's overwhelming scientific evidence?	1
Why do viruses, like corona virus come in waves? How do they stay "dormant" in between?	1
can you prevent a cold/flu the minute you feel a niggle in your throat?	1