/u/racedogg2's posts in /r/askscience
When a small bug looks at me, what does it "see," if that's the right word? Does it perceive me? Do my movements look insanely large to them?
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How do insect populations survive the winter months and come back just as numerous as ever in the spring?
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How did evolution take us from organisms that exclusively used carbon dioxide as an energy source, to organisms that used oxygen as an energy source?
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Does prolonged and complicated thought use energy and calories in the same way that moderate to strenuous physical exercise does? If so, what kind of foods should I eat to help my "thinking muscles" recover?
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It's well known among people who work out that you feel pretty sore the day after working out, and then you feel even more sore the second day after working out. Why does soreness increase on the second day?
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Tires must create a lot of friction when they strike the ground at high speeds, so why do they not create sparks?
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Could you theoretically keep piling protons onto an atom to create a new element? Or is there a ceiling to the number of possible elements?
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Why did the human brain evolve in a way that allows for an understanding of complicated math and science, even though such concepts were not useful for the majority of our species's existence?
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