User AliceD

238 votes

Why are so few foods blue?

answered Feb 20, 2017 at 10:02

121 votes

Accepted

Are male and female brains physically different from birth?

answered Nov 27, 2017 at 12:50

82 votes

Are there organisms with fewer than 1000 neurons?

answered Mar 24, 2017 at 8:58

78 votes

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Is there an RGB equivalent for smells?

answered Jan 16, 2017 at 13:57

73 votes

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What is the evolutionary advantage of red-green color blindness?

answered Mar 10, 2016 at 11:59

71 votes

Can the dead be brought back to life by viruses?

answered Jan 28, 2016 at 12:46

63 votes

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Can brain cells move?

answered Dec 15, 2014 at 11:29

58 votes

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Why can't we kill ourselves by holding our breath?

answered Jun 4, 2018 at 10:11

56 votes

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Are there any non-mammalian species known that lactate?

answered Oct 5, 2015 at 11:12

56 votes

What is the benefit of fever during infections?

answered Apr 3, 2017 at 9:03

53 votes

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Why is the brain white?

answered Aug 17, 2015 at 0:04

52 votes

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Does animal blood, esp. human, really have similar salinity as ocean water, and does that prove anything about evolution?

answered Oct 17, 2019 at 12:08

51 votes

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Why do smaller mammals move intermittently?

answered May 29, 2015 at 11:04

49 votes

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How long can an octopus survive out of the water?

answered Feb 18, 2016 at 8:40

47 votes

Can humans perceive sounds above 20 kHz?

answered Jan 21, 2015 at 12:23

44 votes

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Are drugs made bitter artificially to prevent being mistaken for candy?

answered Dec 17, 2020 at 13:51

42 votes

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Why do human females have periods?

answered Mar 30, 2017 at 19:27

41 votes

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Why is it advised that infants are fed mother's milk?

answered Mar 12, 2016 at 20:15

40 votes

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Are trees the only source of large amounts of oxygen?

answered Jun 13, 2015 at 14:35

37 votes

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Why does an electrical shock freeze up muscles?

answered May 26, 2015 at 11:07

36 votes

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Why does my room suddenly look 'reddish'? My eyes seem to adapt to color

answered Mar 18, 2018 at 19:39

34 votes

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What's the smallest size a human eye can see?

answered Dec 27, 2014 at 12:45

34 votes

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What are the advantages of forgetting?

answered Mar 9, 2017 at 11:16

33 votes

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Can one see flickering of a light bulb at 50 Hz?

answered Aug 19, 2018 at 18:36

31 votes

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Why do adults lose hearing at high frequencies?

answered Jan 19, 2015 at 4:53

30 votes

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Are humans more adapted to "light mode" or "dark mode"?

answered Jan 4, 2021 at 13:27

30 votes

How did the felines get to America?

answered Mar 27, 2017 at 12:56

29 votes

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Why is the Krebs cycle considered a part of aerobic metabolism if molecular oxygen is not involved in any of the reactions in the cycle

answered Oct 30, 2014 at 4:02

29 votes

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Can plants suffer from CO2 poisoning?

answered Mar 13, 2018 at 10:17

28 votes

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Can we taste electrons?

answered Feb 25, 2016 at 20:55

Stack Exchange Network

661 Answers

Why are so few foods blue?

Are male and female brains physically different from birth?

Are there organisms with fewer than 1000 neurons?

Is there an RGB equivalent for smells?

What is the evolutionary advantage of red-green color blindness?

Can the dead be brought back to life by viruses?

Can brain cells move?

Why can't we kill ourselves by holding our breath?

Are there any non-mammalian species known that lactate?

What is the benefit of fever during infections?

Why is the brain white?

Does animal blood, esp. human, really have similar salinity as ocean water, and does that prove anything about evolution?

Why do smaller mammals move intermittently?

How long can an octopus survive out of the water?

Can humans perceive sounds above 20 kHz?

Are drugs made bitter artificially to prevent being mistaken for candy?

Why do human females have periods?

Why is it advised that infants are fed mother's milk?

Are trees the only source of large amounts of oxygen?

Why does an electrical shock freeze up muscles?

Why does my room suddenly look 'reddish'? My eyes seem to adapt to color

What's the smallest size a human eye can see?

What are the advantages of forgetting?

Can one see flickering of a light bulb at 50 Hz?

Why do adults lose hearing at high frequencies?

Are humans more adapted to "light mode" or "dark mode"?

How did the felines get to America?

Why is the Krebs cycle considered a part of aerobic metabolism if molecular oxygen is not involved in any of the reactions in the cycle

Can plants suffer from CO2 poisoning?

Can we taste electrons?