Wikipedia:Reference desk/Archives/Science/May 2013

= May 1 = Reference_desk/Archives/Science/2013 May 1


 * 1) Can Middle-Easterners be of mixed racial heritage?
 * 2) Corynebacterial porin B
 * 3) Why does the same temperature feel so much hotter at the beginning of summer than once it's been summer for a while?
 * 4) 2-Oxabutan-3-one or ethyl formate
 * 5) Isotope enrichment
 * 6) Time period of a pendulum when placed in water
 * 7) What does "[O]" mean?
 * 8) Electromagnetic absorption by water
 * 9) projectile motion
 * 10) Are we made to process decimal numbers?
 * 11) Gastroesophageal reflux disease  Herbal Remedies
 * 12) Disinfectants that don't stink ?
 * 13) Does anyone know this mushroom?

= May 2 = Reference_desk/Archives/Science/2013 May 2


 * 1) How do scientist/astronomer figure out the star loss mass at giant/supergiant tip
 * 2) Temple of the rats
 * 3) Hemorrhoid infections
 * 4) Deballocker
 * 5) Deriving the momentum operator.
 * 6) Inert gas
 * 7) ITC
 * 8) Origin of the belief that parrots eat crackers
 * 9) Electromagnetic induction thru an unclosed ring

= May 3 = Reference_desk/Archives/Science/2013 May 3


 * 1) Dietary Reference Intake/Percent Daily Value
 * 2) recognizing a beetle
 * 3) Accelerator required for high intensity x-ray?
 * 4) What are the natural controls on Eh and pH?
 * 5) Was there ever a real species of dinosaur that resembled Barney?

= May 4 = Reference_desk/Archives/Science/2013 May 4


 * 1) Trimmer vs shaver
 * 2) How energetic x-rays (kV) is required to reach above background?
 * 3) Spin
 * 4) Hassium
 * 5) How to get shine/glow in face like celebrities?
 * 6) efficiency
 * 7) Cooling of smartphones
 * 8) Science of mating in humans

= May 5 = Reference_desk/Archives/Science/2013 May 5


 * 1) can one derive a language's grammar from sample code
 * 2) Sodium hydroxide for washing dishes?
 * 3) Pope alexander of the borgia family used vitriol or sulfur as a mood anhancer..
 * 4) Beef vs. chicken
 * 5) Does frequent reading/writing affect neurology of spoken language?
 * 6) Athletes and alcohol
 * 7) Optimizing learning habits
 * 8) Is the blood test influenced by water?

= May 6 = Reference_desk/Archives/Science/2013 May 6


 * 1) A few chemistry questions
 * 2) I want to change a reference on the Elephant Cognition page.
 * 3) What kind of bug is this?
 * 4) Meteor trail color
 * 5) Tetrahydrofuran

= May 7 = Reference_desk/Archives/Science/2013 May 7


 * 1) Practically insoluble
 * 2) Explosive experiments
 * 3) Aeronautical Engineering
 * 4) Biplane vs. fighter jet
 * 5) Zero point energy and the volume of the universe.
 * 6) Why do we need omega-3 fatty acids?
 * 7) bioremediation
 * 8) Remote Sensing
 * 9) Venus fly trap digestion
 * 10) Why does stirred water reverse direction slightly just before reaching a stop?
 * 11) Sodium carbonate electrolysis?

= May 8 = Reference_desk/Archives/Science/2013 May 8


 * 1) Predicting the history can be wrong
 * 2) Nasal congestion and sleep
 * 3) Can sun actually magnify electromagnetic waves as depicted in Three Body (science fiction)?
 * 4) Bird question
 * 5) Arthritis
 * 6) How would a Sulfur Aluminum battery compare
 * 7) drafting - mechanical drawings

= May 9 = Reference_desk/Archives/Science/2013 May 9


 * 1) When was the cactus introduced to China?
 * 2) Is there actually a trend in the size of fragments of a broken object or is it a hoax?
 * 3) The size of sun seen from planets look bigger during sunset?
 * 4) Electromagnetic radiation effect
 * 5) Earth's orbital plane and its revolution
 * 6) Question about Science career choice in India
 * 7) Genetic diversity of dogs vs. other mammals
 * 8) How did our Stone Age ancestors get enough vitamin A?

= May 10 = Reference_desk/Archives/Science/2013 May 10


 * 1) collars and tie outs
 * 2) Why have there not been visitors from the future?
 * 3) Mountain prominences and parentage
 * 4) List of Products that contain triclosan
 * 5) Double minor

= May 11 = Reference_desk/Archives/Science/2013 May 11


 * 1) Photography treatment at The Guardian online.
 * 2) Scuba + weight training?

= May 12 = Reference_desk/Archives/Science/2013 May 12


 * 1) Why are there no terrestrial creatures that can emit electricity as a weapon?
 * 2) Harbor seal rookeries in Maine & northeast
 * 3) Homo superior and human brain evolution
 * 4) Astrophysics & Geography
 * 5) Special Relativity

= May 13 = Reference_desk/Archives/Science/2013 May 13


 * 1) Other than dogs, what animals mainly perspirate by drooling?
 * 2) Clam meat
 * 3) A Boy and His Atom
 * 4) Peroxodisulphate
 * 5) Zero point energy and the volume of the universe.
 * 6) Carbohydrate jacket potato overdose?
 * 7) Hot Jupiters
 * 8) galactic plane all the same?
 * 9) Determination of titratable acidity in apple juice

= May 14 = Reference_desk/Archives/Science/2013 May 14


 * 1) has solar system sidereal rotation
 * 2) "Nipple delay"?
 * 3) Animal defense
 * 4) Big Bang
 * 5) The Universe
 * 6) Sucrose gradient
 * 7) 3 core 0.229in diameter wire vs 7 core 0.229 in diameter wire pure copper
 * 8) Did Prafulla Chandra Ray discovered Mercurous nitrite?
 * 9) What do you call the inverse of speed?

= May 15 = Reference_desk/Archives/Science/2013 May 15


 * 1) Is this an artifact?
 * 2) Office plant identification
 * 3) Weak mixing angle
 * 4) The number of microbes in the throat in case of cough
 * 5) Nuclear reaction
 * 6) Explosions...IN SPACE!
 * 7) Amateur (or professional) mycologist wanted

= May 16 = Reference_desk/Archives/Science/2013 May 16


 * 1) Use of degree symbol with Fahrenheit
 * 2) Dimensional analysis of a punch
 * 3) Shadows cast by moonlight

= May 17 = Reference_desk/Archives/Science/2013 May 17


 * 1) Cold myth
 * 2) Type 1a supernova with a neutron star instead of a white dwarf? (a twofer for that star)
 * 3) Toluene
 * 4) Special Relativity: follow up
 * 5) Small golden brown beetle
 * 6) why silver reduces gold?
 * 7) Sleep theory

= May 18 = Reference_desk/Archives/Science/2013 May 18


 * 1) Strange-looking cherries
 * 2) Bonobo endocrinology
 * 3) We've heard about beneficial bacteria, perhaps there are beneficial cancers?

= May 19 = Reference_desk/Archives/Science/2013 May 19


 * 1) Quantum foam, zero-point energy, the fabric of the cosmos
 * 2) What time of day and date of the year would most people on earth be in darkness?
 * 3) Dark band between two lasers?
 * 4) Are dogs ever allergic to wheat gluten ?
 * 5) Machine made of Human parts

= May 20 = Reference_desk/Archives/Science/2013 May 20


 * 1) Throwing one's hands in the air
 * 2) Decay product
 * 3) Mysterious lack of airspeed
 * 4) Human body
 * 5) Original Earth-Moon distance

= May 21 = Reference_desk/Archives/Science/2013 May 21


 * 1) what is the most amazing tornado footage ever filmed?
 * 2) Spoiled Tabasco
 * 3) why atomic silver clusters catalyze ionic silver reduction?
 * 4) Deriving the Saha equation Using statistical Mechanics
 * 5) Teen Invents Super fast battery charger
 * 6) Melting point of a diamond
 * 7) Meowing of male and female cat

= May 22 = Reference_desk/Archives/Science/2013 May 22


 * 1) More questions about earth-moon distance
 * 2) Which types of dogs lives longer, larger dogs or smaller dogs?
 * 3) Measuring entropy
 * 4) Special Relativity: follow up
 * 5) Steroids and bodybuilding
 * 6) Biology
 * 7) Name the following psychiatric symptoms
 * 8) Butterfly effect and scientific method
 * 9) Damp proof course
 * 10) Which is bigger?
 * 11) Buying pure elements
 * 12) Using small LCDs for other purposes
 * 13) "Non-Newtonian Play-Doh"
 * 14) ADSL filter with 2xBS 6312 sockets and one ADSL (RJ11 is it?) socket...

= May 23 = Reference_desk/Archives/Science/2013 May 23


 * 1) Bodies of water silting up
 * 2) Validity of the ideal gas law
 * 3) Is there any scientific evidence about spirits and their ability to affect the living?
 * 4) Measuring roughness
 * 5) global warming referred to in article - is this statement up to wiki standards?
 * 6) Why do East Asians, particularly Chinese people, dominate at table tennis?

= May 24 = Reference_desk/Archives/Science/2013 May 24


 * 1) Chicken game
 * 2) interference
 * 3) Are there giant rats of about 90cm large?
 * 4) Can Minkowski's addition to Special Relativity be experimentally supported / disproved?
 * 5) How much electric shock can cause permanent tissue damage?
 * 6) Scientific name for a local variety of radish (Choti) grown in Karnali region in Nepal
 * 7) Breathing
 * 8) Smallest living being able to learn?
 * 9) Can you gain more weight than you eat?

= May 25 = Reference_desk/Archives/Science/2013 May 25


 * 1) Are super-tankers fully automated ?
 * 2) Solubility of Iron(II) oxalate
 * 3) Organ theft

= May 26 = Reference_desk/Archives/Science/2013 May 26


 * 1) Antipsychotic studies
 * 2) Sky cloudier near ocean

= May 27 = Reference_desk/Archives/Science/2013 May 27


 * 1) Salt and sea salt
 * 2) ELectrostatic Energy
 * 3) Purpose of small building connected to upper floor of generating station
 * 4) I need to know the names of 4 things
 * 5) How is water pumped to the treetop?
 * 6) My cat and formic acid, etc.
 * 7) No blossoming

= May 28 = Reference_desk/Archives/Science/2013 May 28


 * 1) What's New by Bob Park
 * 2) Self-contamination possible? Trying to understand bathroom germ contamination and how it works
 * 3) Life expectancy corrected for sleeping time
 * 4) Best Hook Orientation

= May 29 = Reference_desk/Archives/Science/2013 May 29


 * 1) A superacid under extreme conditions
 * 2) Berylium inhalation when needle-scaling.
 * 3) How can I measure the weight of a plant without unrooting it, or cutting it into pieces?
 * 4) solar wind
 * 5) Physical attractiveness of men
 * 6) Size of the nucleus
 * 7) Which Scientific name is correct
 * 8) Question regarding the statistical approach to define entropy
 * 9) Proto-languages and proto-genomes
 * 10) Are there similar things to ruin marble?
 * 11) Radiation and motion sickness

= May 30 = Reference_desk/Archives/Science/2013 May 30


 * 1) Is my dwarf Aleppo pine tree dying?
 * 2) Any body can help me with ansys??
 * 3) Window or Incandescent light better for illumination versus heat
 * 4) Li-po battery underperformance
 * 5) Titration question
 * 6) Bird identification
 * 7) Calories

= May 31 = Reference_desk/Archives/Science/2013 May 31


 * 1) Nanocrystalline silicon?
 * 2) Can we invent something here?  (Ice thickness and ultrasound)
 * 3) Ice stalagmite (or something)
 * 4) PCE and BTEX remediation
 * 5) Is the size of the two testicles remain same throught whole life?