Wikipedia:Reference desk/Archives/Science/April 2016

= April 1 = Reference_desk/Archives/Science/2016 April 1


 * 1) are we inside a black hole?
 * 2) Hearing loss from music performance
 * 3) Nuclear renewable energy
 * 4) Radium mixed with uranium
 * 5) True or false?  "Winter ice maximums in the arctic are relatively unchanged. Summer minimums are lower."

= April 2 = Reference_desk/Archives/Science/2016 April 2


 * 1) Book recommendations on the history of automotive engines
 * 2) Do bacterium have feelings/aspirations?
 * 3) Sedan vs. Hatchback
 * 4) Do we use the calories in alcohol as energy?
 * 5) Stupid cold fusion questions

= April 3 = Reference_desk/Archives/Science/2016 April 3


 * 1) Feeding a 5W IR  LED
 * 2) Downloading the Science Wiki

= April 4 = Reference_desk/Archives/Science/2016 April 4


 * 1) Special relativity. Simultaneity 2
 * 2) Composition of Antarctic tephra
 * 3) Shadows
 * 4) Tigers smarter than lions?

= April 5 = Reference_desk/Archives/Science/2016 April 5


 * 1) Nuclides undergoing nuclear fission
 * 2) MHD and nuclear reactors coupling
 * 3) Arduino: RGB LED lights and Resistors
 * 4) Solubility
 * 5) Voltage drop over fully open transistor?
 * 6) Why is Fresh-water Fishing mostly so poor in Winter? (I'm sure there are exceptions)
 * 7) How does lactulose cause flatulence ?
 * 8) Gravity detector
 * 9) Bacterial victim
 * 10) Reaction  with ice

= April 6 = Reference_desk/Archives/Science/2016 April 6


 * 1) That automatic camera timer
 * 2) Harvest energy of downwards escalator
 * 3) Wind and solar power
 * 4) Does kosher/halal beef taste different due to drainage of blood?
 * 5) Does it make sense to talk about temperature of particles?

= April 7 = Reference_desk/Archives/Science/2016 April 7


 * 1) Rotating sphere
 * 2) how is this happening?
 * 3) Sharks' food choice - surfers vs. scuba divers
 * 4) Covalent bonds
 * 5) what % ethylene is polyethylene made of?
 * 6) How many notes can the average human sing?
 * 7) How to dissolve the chemical that wrecks circuit traces?
 * 8) Outpatient procedure complication and mortality rates
 * 9) Washing clothes

= April 8 = Reference_desk/Archives/Science/2016 April 8


 * 1) Bread slice missing middle
 * 2) "Engagement length"
 * 3) Psychology study that involves perception of pain of another person
 * 4) Engineering Physics
 * 5) Do hens ever reach a point where they are passed their egg-laying days?

= April 9 = Reference_desk/Archives/Science/2016 April 9


 * 1) Source of ammonia in life science lab?
 * 2) Handedness and cheek concavity
 * 3) US college admission through standardized tests alone

= April 10 = Reference_desk/Archives/Science/2016 April 10


 * 1) Special relativity. Simultaneity 2.
 * 2) Help identify this plant, please
 * 3) 2016 Mercedes GLE 350d urea injection
 * 4) Sunlight in June
 * 5) Criticality and Neutron flux
 * 6) Why do Electric aircraft have poor thrust to weight ratio?

= April 11 = Reference_desk/Archives/Science/2016 April 11


 * 1) Heat of deuteration and tritiation reactions
 * 2) Masturbation and Finasteride
 * 3) momentum/weight

= April 12 = Reference_desk/Archives/Science/2016 April 12


 * 1) Methylene diphenyl diisocyanate (MDI)
 * 2) Sentient nerves
 * 3) Compression ratio vs displacement
 * 4) Flamethrowers
 * 5) Can trisodium phosphate attack or catalyze the hydrolysis of thioethers or thiolic amino acids (cysteine and methionine, etc.) in a frying pan?
 * 6) calculating the pH-dependent solubility product of phosphate species in the presence of calcium ions
 * 7) bilateral renal agenesis likelihood an survival
 * 8) Are there respectable studies that re-cooked starches are lower in glycemic index?
 * 9) How do babies get good bacteria in their digestive tracts ?
 * 10) Animals to be identified

= April 13 = Reference_desk/Archives/Science/2016 April 13


 * 1) Why are flies prevalent in some places and nearly absent from others?
 * 2) 'Distant antagonistic muscles'
 * 3) Memory during sleep
 * 4) Metabolic uncoupling medications?

= April 14 = Reference_desk/Archives/Science/2016 April 14


 * 1) Specific heat of Pepsi
 * 2) Drugs to reduce inhibition/anxiety when approaching women

= April 15 = Reference_desk/Archives/Science/2016 April 15


 * 1) How closely do compression coil springs obey Hooke's law?
 * 2) How much would it cost to make diamond food and drink vessels?
 * 3) Number of coils in a torsion spring and its torque
 * 4) Thermally stable and polymerisation inert agents for OMCR
 * 5) Biomedical engineer
 * 6) Geyser (water heater)
 * 7) States of matter/transfer of energy

= April 16 = Reference_desk/Archives/Science/2016 April 16


 * 1) Heat of fusion: Cl > Na
 * 2) "Magnetic in spring temper"

= April 17 = Reference_desk/Archives/Science/2016 April 17


 * 1) Torch beam question
 * 2) Limits of human cognition: smallest pixel size/broadest range of colors
 * 3) Mechanics of human eye

= April 18 = Reference_desk/Archives/Science/2016 April 18


 * 1) Copper circuit board production
 * 2) Restart after crash
 * 3) Continuous flow of electric current
 * 4) Why aren't there fungi that are sexually transmitted?
 * 5) Raising chickens
 * 6) Changing Fields within engineering

= April 19 = Reference_desk/Archives/Science/2016 April 19


 * 1) Energy/food crises
 * 2) Body mass v O2
 * 3) Ionisation enthalpy
 * 4) DSP price and capability?
 * 5) bone breakage and calcium loss
 * 6) Why do Neisseria gonorrheae and Chlamydia trachomatis infect together?
 * 7) Camera to detect dampness ?
 * 8) What line coding do modern harddiscs use?
 * 9) U.K. Mental health care system
 * 10) Is there a *guaranteed* way to ensure that a person who already got an orchiectomy *doesn't* have *any* extra testicles?

= April 20 = Reference_desk/Archives/Science/2016 April 20


 * 1) Why did "clean coal" turn out to be so slow and expensive to develop?
 * 2) Pot seasoning
 * 3) Salt and sweating

= April 21 = Reference_desk/Archives/Science/2016 April 21


 * 1) Big Bang-- free lunch?
 * 2) Do we know how much speed can have voyage in large scale structure?
 * 3) Pathfinder question(s)
 * 4) Does gravity slow down time sundial clocks?
 * 5) Canadian geese that travel in pairs
 * 6) Seismology patterns today
 * 7) Classical momentum problem
 * 8) If a person who got an orchiectomy has an extra testicle (with an epididymis), then can this person's vas deferens recanalize and restore fertility?
 * 9) What's with the red displays in front of buses now appearing in NYC?
 * 10) Two Nostril questions
 * 11) Will everything be the same as today some day in the future?

= April 22 = Reference_desk/Archives/Science/2016 April 22


 * 1) Special relativity. Simultaneity 3
 * 2) Flu shot...
 * 3) Can thinking about sex reduce pain?
 * 4) First device to produce non-static electricity
 * 5) Contractile vacuole in Paramecium.
 * 6) It's not the amps that kills you, it's the power

= April 23 = Reference_desk/Archives/Science/2016 April 23


 * 1) Meaning of Berl. Ber.
 * 2) How can I get a copy of a paper that does not appear to be available anywhere online?
 * 3) Salts
 * 4) Leyden jar
 * 5) Who was it?
 * 6) Overload question
 * 7) Do ostriches ever fledge?
 * 8) Stellar classification

= April 24 = Reference_desk/Archives/Science/2016 April 24


 * 1) SETI not successful at finding extraterrestrial intelligence

= April 25 = Reference_desk/Archives/Science/2016 April 25


 * 1) Why do we sometime listen a sharp beep sound for some period of time?
 * 2) Could it be that a person can stop his pulse or is it fake?
 * 3) Trying to identify a berry
 * 4) Eye damage due to eye exams
 * 5) Painting the Moon

= April 26 = Reference_desk/Archives/Science/2016 April 26


 * 1) Incremental cost of ice drilling
 * 2) mastoids
 * 3) Volume expansion or contraction for mixing two solutions
 * 4) Phase-transition of water: Supercritical --> solid?
 * 5) Reusing lunar rovers

= April 27 = Reference_desk/Archives/Science/2016 April 27


 * 1) What is the most time which recorded about human being without sleeping?
 * 2) Why do transmission substations gets overheated during black outs?
 * 3) Can playing too much on the keyboard induce bodily injuries?
 * 4) Top bottom wing(s) of a plane
 * 5) Absence of Nipple development - Medical term?

= April 28 = Reference_desk/Archives/Science/2016 April 28


 * 1) Is it posssible to push in and pull out a hoop in womb, so that liquid can cover an object  demi-spherically?
 * 2) Is it possible to make chemical reaction, so that equal amount of material can make one-to-one-to-one correspondence?
 * 3) Locust
 * 4) Dowsing
 * 5) Remembering numbers
 * 6) Acne faces
 * 7) Ayrton fan

= April 29 = Reference_desk/Archives/Science/2016 April 29


 * 1) question regarding phsyics
 * 2) Burning quartz glass
 * 3) Bilbana
 * 4) Magnetic field dependence on recording material?
 * 5) How did the Amazon Reef go undiscovered for so long ?
 * 6) Adding water to aquifers
 * 7) Shepherd's rose identification

= April 30 = Reference_desk/Archives/Science/2016 April 30


 * 1) Can gum chewing remove necessity of ordinary food?
 * 2) Time Travelling
 * 3) Nitrogen ice density
 * 4) Quark Flavour Change
 * 5) Sector mass spectrometers
 * 6) Solar ionising radiation shielding
 * 7) Spring stream in Georgia