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Wikipedia:Reference desk/Archives/Science/September 2021

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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.



September 1

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Wikipedia:Reference_desk/Archives/Science/2021 September 1

  1. Is infinite zoom originated from Mandelbrot set?
  2. Are there any good organizations that help specifically Narwhals?

September 2

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Wikipedia:Reference_desk/Archives/Science/2021 September 2

  1. Does fluctuations in brightness of bulb visible if it done like this?
  2. Edward Sonstadt
  3. Gold anchor chain
  4. Ancient horses
  5. Qualifying for organ/tissue donation
  6. Negative prices for electricity
  7. Hurricane flood water

September 3

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Wikipedia:Reference_desk/Archives/Science/2021 September 3

  1. Plant questions.

September 4

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Wikipedia:Reference_desk/Archives/Science/2021 September 4

  1. Why don't cyanide millipede curl like other millipedes when it got touched?
  2. Dental care
  3. Can the existence of a soul be proved or disproved with science?

September 5

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Wikipedia:Reference_desk/Archives/Science/2021 September 5

  1. How much of Speed of light can be decreased until Universe go unstable?
  2. Production of Chloroquine and Hydroxychloroquine
  3. Production of Ivermectin

September 6

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Wikipedia:Reference_desk/Archives/Science/2021 September 6

  1. Covid PCR Test
  2. Why is there no way to INCREASE energy harvest in the gut?

September 7

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Wikipedia:Reference_desk/Archives/Science/2021 September 7

  1. How can exercise burn stress?
  2. Special relativity question
  3. Smartphone's screen smudges
  4. Removing ticks?

September 8

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Wikipedia:Reference_desk/Archives/Science/2021 September 8

  1. Is there a world map that colors pixels by which staple crop has the most human-edible tons/acre potential there?

September 9

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Wikipedia:Reference_desk/Archives/Science/2021 September 9

  1. Covid question

September 10

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Wikipedia:Reference_desk/Archives/Science/2021 September 10

  1. Why did NASA planned JWST deployment for 3 weeks process?
  2. Apollo failure plan
  3. Perpetual motion of water
  4. Are short codons possible?
  5. What if they'd used respirators?
  6. Do vaccine booster shots need to be same as original vaccine?

September 11

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Wikipedia:Reference_desk/Archives/Science/2021 September 11

  1. Which ship would be drowned faster in case of raging / stormy sea?
  2. What's the point of poison fruits ?
  3. Lewis acids/base questions.

September 12

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Wikipedia:Reference_desk/Archives/Science/2021 September 12

  1. heart condition from joke
  2. If acid/bases are opposites then why they react on human skin equally?
  3. Should we generalize Coca trees, Cola trees, Cocoa trees, Coffea trees and Camelia Sinesis are all related?
  4. The thermometer in Leslie cubes

September 13

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Wikipedia:Reference_desk/Archives/Science/2021 September 13

  1. Environmental chem questions.
  2. Are photovoltaics made for sunlight inefficient in low light?

September 14

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Wikipedia:Reference_desk/Archives/Science/2021 September 14

  1. Red colored fabrics
  2. How sweat comes out of human skin at the same time water can't go inside the skin?

September 16

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Wikipedia:Reference_desk/Archives/Science/2021 September 16

  1. Why there is no vent for medical oxygen tanks?
  2. For iron's metallic bond, what type of iron ion is present to bond with the delocalized electrons?

September 17

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Wikipedia:Reference_desk/Archives/Science/2021 September 17

  1. Position of black hole event horizon

September 18

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Wikipedia:Reference_desk/Archives/Science/2021 September 18

  1. If KE generated is tiny due to an object's size, what's the purpose of avoiding it here?
  2. Would a Space probes named after people article be a good idea?

September 19

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Wikipedia:Reference_desk/Archives/Science/2021 September 19

  1. Ligature in Surgery
  2. External v internal pressure

September 20

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Wikipedia:Reference_desk/Archives/Science/2021 September 20

  1. Which reach first at the other end of the cell?

September 21

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Wikipedia:Reference_desk/Archives/Science/2021 September 21

  1. Bouncing upwards from walls
  2. Is it necessary to take bullet out off human body?

September 22

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Wikipedia:Reference_desk/Archives/Science/2021 September 22

  1. Measure oxygen concentration
  2. Making steel from Fe(II) instead of Fe(III).
  3. Sneezing into a respirator

September 23

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Wikipedia:Reference_desk/Archives/Science/2021 September 23

  1. Why ammeter get damaged if connected in parallel?
  2. Bushy and straggly eyebrows

September 24

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Wikipedia:Reference_desk/Archives/Science/2021 September 24

  1. Why can't I feel sucking when standing behind table fan?

September 26

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Wikipedia:Reference_desk/Archives/Science/2021 September 26

  1. How a hard fruit can improve dental health?

September 27

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Wikipedia:Reference_desk/Archives/Science/2021 September 27

  1. Why bulbs are sell in terms of watts instead of amperes or voltage?

September 28

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Wikipedia:Reference_desk/Archives/Science/2021 September 28

  1. How can a petrol burn slowly in vehicle engine?

September 29

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Wikipedia:Reference_desk/Archives/Science/2021 September 29

  1. Why does flow of current direction is matter if it doesn't effect final output readings?

September 30

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Wikipedia:Reference_desk/Archives/Science/2021 September 30

  1. What is the mechanism that white rice consumption causes thiamine deficiency?
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