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Welcome to the Wikipedia Science Reference Desk Archives
The page you are currently viewing is a monthly archive index. While you can leave answers for any questions shown below, please ask new questions on one of the current reference desk pages.



April 1

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Wikipedia:Reference_desk/Archives/Science/2021 April 1

  1. Do people with more Neanderthal DNA look more like Neanderthals?
  2. Animal with one testicle

April 4

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Wikipedia:Reference_desk/Archives/Science/2021 April 4

  1. Why is the scientific literature so ambiguous as to whether intersex humans (chimeric or otherwise) have ever self-impregnated?
  2. Sulfur hexafluoride bed

April 5

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Wikipedia:Reference_desk/Archives/Science/2021 April 5

  1. evolutionary purpose of bright parrot plumage

April 7

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Wikipedia:Reference_desk/Archives/Science/2021 April 7

  1. Butterfly ID
  2. Evident bias in climate change page
  3. Why a grey spot around white colour looks darker?

April 8

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Wikipedia:Reference_desk/Archives/Science/2021 April 8

  1. Superfluids
  2. If a doctor does a perineal surgery/incision on a man by hand, just how easy would it be for them to subsequently access this man's prostate?

April 9

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Wikipedia:Reference_desk/Archives/Science/2021 April 9

  1. Does women's hair naturally/biologically grow faster than men's hair?

April 10

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Wikipedia:Reference_desk/Archives/Science/2021 April 10

  1. What's the explanation for 10 milion colours?
  2. An interesting Covid vaccine question

April 11

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Wikipedia:Reference_desk/Archives/Science/2021 April 11

  1. Domestic heat recovery systems

April 12

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Wikipedia:Reference_desk/Archives/Science/2021 April 12

  1. Interpreting the Archeology of the Cueva de las Manos Site
  2. Relative speed of healing

April 13

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Wikipedia:Reference_desk/Archives/Science/2021 April 13

  1. High-resolution topographic maps of European countries
  2. WHO Age range classifications
  3. Trying to buy some vitamins

April 14

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Wikipedia:Reference_desk/Archives/Science/2021 April 14

  1. COVID-19 Vaccines and Blood Clots

April 15

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Wikipedia:Reference_desk/Archives/Science/2021 April 15

  1. Weak charge
  2. Where do birds get fur for nesting materials?

April 17

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Wikipedia:Reference_desk/Archives/Science/2021 April 17

  1. How do they make sure radio waves won't overlap each other?

April 18

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Wikipedia:Reference_desk/Archives/Science/2021 April 18

  1. Are there any biological advantage behind males incapable of reaching multiple orgasms like females?
  2. Is it possible to create a male calico cat that can reproduce by changing its genes, or would that kill the cat?

April 19

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Wikipedia:Reference_desk/Archives/Science/2021 April 19

  1. Over-current in lamp socket?
  2. Is it possible to restore DMX’s dead body?

April 20

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Wikipedia:Reference_desk/Archives/Science/2021 April 20

  1. Where are the whitest people in the world?
  2. Realism in "Godzilla vs. Kong (2021)"

April 21

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Wikipedia:Reference_desk/Archives/Science/2021 April 21

  1. Do other species of Feline require Taurine?
  2. Washing machine shakes violently
  3. Why AC current good for home appliances if it has huge fluctuation in it?
  4. Does Gravity assist heat/cools spacecraft?

April 22

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Wikipedia:Reference_desk/Archives/Science/2021 April 22

  1. Earthquakes and magnetic field
  2. Doubt on current flow

April 23

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Wikipedia:Reference_desk/Archives/Science/2021 April 23

  1. Substance mixing and boundaries
  2. What does this source say on Cueva de las Manos?

April 24

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Wikipedia:Reference_desk/Archives/Science/2021 April 24

  1. SpaceX launch Friday and space junk
  2. Could an analog of this 3d effect used with photographs, be used to try to make people visualize 4 dimension?

April 25

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Wikipedia:Reference_desk/Archives/Science/2021 April 25

  1. medical oxygen shortage in India

April 26

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Wikipedia:Reference_desk/Archives/Science/2021 April 26

  1. N95 / KN95 masks

April 27

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Wikipedia:Reference_desk/Archives/Science/2021 April 27

  1. E2 (in real life)
  2. About Covid 19 and Covishield vaccine
  3. Movements through switches
  4. J70 steam tram
  5. Why do humans feel their skin crawlwhen they saw disgusting images?

April 28

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Wikipedia:Reference_desk/Archives/Science/2021 April 28

  1. Does Cryoprecipitate have platelets?
  2. What part of Muon G2 results are not explained by current theories ?

April 30

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Wikipedia:Reference_desk/Archives/Science/2021 April 30

  1. Selenocosmia crassipes
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