Wikipedia:Reference desk/Archives/Science/September 2019

= September 2 = Reference_desk/Archives/Science/2019 September 2


 * 1) Animals that roll up into a defensive ball

= September 3 = Reference_desk/Archives/Science/2019 September 3


 * 1) spy satellites, aids to optics
 * 2) How much slower is a tornado at 10 meters than at the fastest height?

= September 4 = Reference_desk/Archives/Science/2019 September 4


 * 1) obesity with brown fat
 * 2) Mars zero elevation
 * 3) At what wind speeds will the sea surface disappear?
 * 4) Why do we find the urge to urinate sometimes increases drastically with proximity to a loo
 * 5) Ostwald Ripening In Blood

= September 5 = Reference_desk/Archives/Science/2019 September 5


 * 1) People who look alike

= September 6 = Reference_desk/Archives/Science/2019 September 6


 * 1) Usefulness of a billion digit number?
 * 2) Network theory for electrical structures.

= September 9 = Reference_desk/Archives/Science/2019 September 9


 * 1) How does an MRI machine not destroy its own electronics?
 * 2) Tan colour from indoor tanning compared to natural sun tanning
 * 3) snails

= September 10 = Reference_desk/Archives/Science/2019 September 10


 * 1) tree identification
 * 2) Drinking Chamomile tea cold

= September 11 = Reference_desk/Archives/Science/2019 September 11


 * 1) flamsteed designations in the southern constellations

= September 12 = Reference_desk/Archives/Science/2019 September 12


 * 1) Expected value of Earth’s distance from:
 * 2) Are tapirs odd or even-toed ungulates??

= September 13 = Reference_desk/Archives/Science/2019 September 13


 * 1) Sprayed concrete lining
 * 2) Root canal treatment by vacuum suction

= September 14 = Reference_desk/Archives/Science/2019 September 14


 * 1) Where can I find the pathway of coronary catheterization from the hand to the coronary arteries?

= September 15 = Reference_desk/Archives/Science/2019 September 15


 * 1) What is the preferred solvent for acrylic paints used in art?
 * 2) What was the advantage for the Russians to use nuclear reactor in the propulsion system of the rocket that exploded in the Arctic recently?
 * 3) What is the benefit of grass-fed beef?
 * 4) Are dreams stereoscopic?

= September 16 = Reference_desk/Archives/Science/2019 September 16


 * 1) Clinical trials for drug addiction
 * 2) signs of fissure healing
 * 3) Survival instinct in moths and mosquitoes

= September 17 = Reference_desk/Archives/Science/2019 September 17


 * 1) Green moon

= September 18 = Reference_desk/Archives/Science/2019 September 18


 * 1) Africa
 * 2) Subtended angle
 * 3) Anaphylaxis definition
 * 4) Role of Coenzyme Q-10

= September 19 = Reference_desk/Archives/Science/2019 September 19


 * 1) iliotibial band
 * 2) Ancient Greeks and colorblindness

= September 20 = Reference_desk/Archives/Science/2019 September 20


 * 1) Blood plasma
 * 2) Raising the freezing point of a water solution.

= September 21 = Reference_desk/Archives/Science/2019 September 21


 * 1) Spring design for bouncy garden ornament

= September 22 = Reference_desk/Archives/Science/2019 September 22


 * 1) Old models of galaxy formation
 * 2) Could the static from a fluorescent lamp damage electronics?
 * 3) Restoring contacts corroded by Alkaline battery leakage

= September 23 = Reference_desk/Archives/Science/2019 September 23


 * 1) If raffinose can be hydrolysed to galactose (and fructose and glucose), why doesn't raffinose induce the GAL1 promoter?

= September 24 = Reference_desk/Archives/Science/2019 September 24


 * 1) LED lights in series
 * 2) Lead-acid batteries for grid storage

= September 27 = Reference_desk/Archives/Science/2019 September 27


 * 1) Interpretation of obscure blood test results
 * 2) Exhaling vapor at above zero

= September 28 = Reference_desk/Archives/Science/2019 September 28


 * 1) Bromhexine residue

= September 29 = Reference_desk/Archives/Science/2019 September 29


 * 1) second interstellar object