Wikipedia:Reference desk/Archives/Science/August 2021

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.

August 1

Wikipedia:Reference_desk/Archives/Science/2021 August 1

1. Why are there not more clusters at indoor PCR test sites?
2. Conversion of kinetic energy of a superfluid
3. Would a oloid or sphericon planet be able to exist or if magically appeared somewhere be able to continue with its shape?

August 3

Wikipedia:Reference_desk/Archives/Science/2021 August 3

1. Plants - berry and juices questions.
2. Electron flow
3. CNN report on breakthru covid infections

August 4

Wikipedia:Reference_desk/Archives/Science/2021 August 4

1. If we take all water in the atmosphere and collect them together it'll be equall to how many percent of the water on the earth?
2. Dimensions

August 5

Wikipedia:Reference_desk/Archives/Science/2021 August 5

1. angled eyepiece binoculars

August 7

Wikipedia:Reference_desk/Archives/Science/2021 August 7

1. AMOC and NAC

August 9

Wikipedia:Reference_desk/Archives/Science/2021 August 9

1. Why does a laptop attracts red ants not black ants?
2. Reduced Risk of Reinfection with SARS-CoV-2 After COVID-19 Vaccination — Kentucky, May–June 2021

August 10

Wikipedia:Reference_desk/Archives/Science/2021 August 10

1. Proving the relativistic formulas (that use Gamma factor), of momentum, or of mass:

August 11

Wikipedia:Reference_desk/Archives/Science/2021 August 11

1. Does hassocene or any super heavy molecule exist now that its been a few years?

August 13

Wikipedia:Reference_desk/Archives/Science/2021 August 13

1. Sea level rise due to melting of all the ice on Antarctica

August 15

Wikipedia:Reference_desk/Archives/Science/2021 August 15

1. The edjumacated anti-vaxer
2. How is light signal decoded as data?

August 16

Wikipedia:Reference_desk/Archives/Science/2021 August 16

1. Signal processing term to describe a signal with just one mode or three or more modes
2. Why signal lamps not intended to send signals in morse codes?
3. Sertraline and grapefruit juice

August 17

Wikipedia:Reference_desk/Archives/Science/2021 August 17

1. Why does the common roach not wiggle an antenna if the eye on the other side can see a threat?

August 18

Wikipedia:Reference_desk/Archives/Science/2021 August 18

1. Feet getting smaller

August 19

Wikipedia:Reference_desk/Archives/Science/2021 August 19

1. Parrots yawn/open their mouths when you rub the sides of their heads
2. Silica gel dessicants

August 20

Wikipedia:Reference_desk/Archives/Science/2021 August 20

1. Flashlights question.
2. Checking if the corona vaccine worked
3. Are the CDC and FDA suddenly so incompetent or are they only recently scrutinized?

August 21

Wikipedia:Reference_desk/Archives/Science/2021 August 21

1. Need a Good Example of Drug Repurposing (Other than Sildanafil)

August 22

Wikipedia:Reference_desk/Archives/Science/2021 August 22

1. Why do swimmers go hairless?
2. Lithium extraction

August 23

Wikipedia:Reference_desk/Archives/Science/2021 August 23

1. What are the densest known compounds without metallic bonds?

August 24

Wikipedia:Reference_desk/Archives/Science/2021 August 24

1. Is there any evolutionary advantage for skin crawl in humans in dangerous situations?

August 25

Wikipedia:Reference_desk/Archives/Science/2021 August 25

1. I saw a gull swallow a fried chicken leg whole
2. Shampoo types
3. Is this beyond current material science or not?

August 26

Wikipedia:Reference_desk/Archives/Science/2021 August 26

1. Plants that prefer rainwater, DI water, and acid rain.

August 27

Wikipedia:Reference_desk/Archives/Science/2021 August 27

1. Why perpetual motion considered as free energy if it clearly depending on gravity?
2. How sensitive can microphones be?
3. Snakes
4. Colorless or colored elemental fluids
5. Cutting steel temperatures.
6. What was the earliest time in the history of the universe for which there is direct evidence?

August 28

Wikipedia:Reference_desk/Archives/Science/2021 August 28

1. C. J. Field and Edison lighting

August 29

Wikipedia:Reference_desk/Archives/Science/2021 August 29

1. How can low pressure area over oceans create rainfall in coastal areas?

August 30

Wikipedia:Reference_desk/Archives/Science/2021 August 30

1. Easily obtained references for temperature other than ice water and boiling water?
2. How can we balance a ring like a rocks if it's center of gravity present in air?

August 31

Wikipedia:Reference_desk/Archives/Science/2021 August 31

1. Why do historians believe planets revolve around Earth?
2. Distance change between moon and earth per year - strange development