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

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If days on Earth were longer, would we need to sleep less often?

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Perpetual motion is impossible due to Newton's laws of thermodynamics, but is it possible to create a machine that approaches perpetual motion?

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Is there any indication that humans are going to evolve differently from other animals because of the lack of significant natural selection in human populations?

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Why does the human body tires so easily and feels so much discomfort in external temperatures of around 37C, when that’s our constant internal temperature?

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Did early humans, Neanderthals, etc. communicate through language?

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Why do a lot of the Earth's peninsulas seem to point the same direction?

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How did non-flying animals colonise islands without land bridges?

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Why do you often hear physicists say 'photons of light'? Aren't photons, by definition, of light?

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What animal has the most significant physical difference between male and female?

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If an octopus released ink into the water in the Coral Sea, how long would it take for its ink molecules to reach the Mediterranean?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
If days on Earth were longer, would we need to sleep less often?	1
Perpetual motion is impossible due to Newton's laws of thermodynamics, but is it possible to create a machine that approaches perpetual motion?	1
Is there any indication that humans are going to evolve differently from other animals because of the lack of significant natural selection in human populations?	1
Why does the human body tires so easily and feels so much discomfort in external temperatures of around 37C, when that’s our constant internal temperature?	1
Did early humans, Neanderthals, etc. communicate through language?	1
Why do a lot of the Earth's peninsulas seem to point the same direction?	1
How did non-flying animals colonise islands without land bridges?	1
Why do you often hear physicists say 'photons of light'? Aren't photons, by definition, of light?	1
What animal has the most significant physical difference between male and female?	1
If an octopus released ink into the water in the Coral Sea, how long would it take for its ink molecules to reach the Mediterranean?	1