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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.


October 1

Wikipedia:Reference_desk/Archives/Science/2007 October 1

  1. Lightning as source of electricity
  2. Hall of mirrors
  3. Penis question
  4. Iridescence
  5. What are the isomers for C7H16 (isomeric heptanes)?
  6. "God initiated the Big Bang and then burned and died in the flames of his own creation..."
  7. Mix dogs
  8. Is this a new question?
  9. Locust flying speed

October 2

Wikipedia:Reference_desk/Archives/Science/2007 October 2

  1. Weighty of charge
  2. Another tick question I just thought of...
  3. Does water expand when heated?
  4. Atoms
  5. Foucault Pendulum Animation
  6. Dimensions in a World
  7. To Sweep Mercury
  8. calcium phosphate
  9. Propidium iodide stains only necrotic cells?
  10. patents::??
  11. Carbonated Water
  12. Michoud Fault article
  13. Fungus fungus
  14. Do "voices in one's head" ever engage one in normal "small talk"

October 3

Wikipedia:Reference_desk/Archives/Science/2007 October 3

  1. First missile guidance system
  2. joints in the human body
  3. Household electroplating
  4. Hominin evolution
  5. Building 140 decibel or higher system at 25KHZ (ultrasonic)
  6. Reaction to frankincense?
  7. Couple of Questions on Acids
  8. Balancing equations
  9. Electron arrangement
  10. HCl vapor from Na2CO3 + H2SO4?!
  11. Marfan Syndrome
  12. Possible to create an aircraft supported by magnetic levitation alone?
  13. Human Spine
  14. Quantum physics (I think). Confused. Deuterium is a wave?
  15. Confirm vs define
  16. speed
  17. Toe Nail
  18. Tattoos, Moles and Fat
  19. Doppler Effect
  20. normal variation sample #

October 4

Wikipedia:Reference_desk/Archives/Science/2007 October 4

  1. How come cigarrettes don't have nutrition facts?
  2. Lungs vs stomach
  3. When do pipes freeze?
  4. Is it liquid mercury?
  5. Ice cubes and the family jewels
  6. Unplugging electronic devices
  7. Identifying an insect
  8. Peri-synaptic
  9. about optical microscope
  10. Jack plug
  11. Definition of a Human
  12. Moon Rise and Set
  13. Thirst for knowledge and the human condition

October 5

Wikipedia:Reference_desk/Archives/Science/2007 October 5

  1. Level of fossilization in T.Rex Tissue?
  2. Macaroni and cheese mystery
  3. digestive tract
  4. Klebsiella Infection
  5. What kind of lock / key combination is this?
  6. aids
  7. unlitateral carotid ligation
  8. Petroleum jelly
  9. Modulation techniques book
  10. Preferential Solubility?
  11. Scarlet Macaw
  12. Glucose in benedict's solution

October 6

Wikipedia:Reference_desk/Archives/Science/2007 October 6

  1. Self sufficient communities
  2. Spider ID
  3. Killing with sound
  4. microbiological test
  5. Spinal cord, ventral and dorsal tracts
  6. Physics???
  7. RE: helium
  8. Harvard Chart Method
  9. beams that reflect from bones
  10. Lethal acceleration/jerk
  11. Schizophrenia vs. multiple personality disorder
  12. Finding acid disassociation constants
  13. positron
  14. psychology

October 7

Wikipedia:Reference_desk/Archives/Science/2007 October 7

  1. exceed the speed of light
  2. Brain damage in new borns
  3. Science - Movement Receptors
  4. Mosquito bites
  5. Through the woodchipper
  6. Cerebellum and neural pathways
  7. chemicals
  8. Common wildflower ID
  9. Speeds of Jaguars
  10. important people in biological sciences
  11. Personality Disorders
  12. Excess of Speed of Light

October 8

Wikipedia:Reference_desk/Archives/Science/2007 October 8

  1. muscular development
  2. silicon life forms
  3. Friction in Trains
  4. materials&metallurgy
  5. Human Horns
  6. Oxidant, oxidising agent, oxidation...
  7. How was precession of the Earth's axis explained in Geocentric models of the solar system?
  8. Geology of the Balearics (Mallorca)
  9. Atomic Composition of Animals
  10. Mushrooms
  11. Locations of virtual image charges versus optical images
  12. Dialysis bag permeable to sucrose?
  13. Wormhole creation
  14. Tetrachromatic, ultraviolet, etc

October 9

Wikipedia:Reference_desk/Archives/Science/2007 October 9

  1. Banned airlines
  2. The winter plumage of large gulls...
  3. Degradation of Ubiquitin
  4. mass of phosphorus
  5. Peroxide blocking
  6. Comet ETA
  7. Influenza vs Common Cold
  8. Difference between seagulls with white and dark heads
  9. Hydrogen fuel

October 10

Wikipedia:Reference_desk/Archives/Science/2007 October 10

  1. 9th cartilage of the larynx
  2. Are we Monkeys?
  3. Source of fruit flies
  4. need info on milk
  5. Identify this spider
  6. Are electrons gaining weight?
  7. solanine poison
  8. bovine serum albumin blocking
  9. Neutrons and protons in the nucleus
  10. [[Wikipedia:Reference_desk/Archives/Science/2007 October 10#British fetus<.2Fs> embryo standards|British fetus embryo standards]]
  11. What would a nuke do to a Tornado?
  12. What does blood color mean
  13. what is water phase?
  14. White Tailed Eagle
  15. Image of Sun going around the earth
  16. 2N in 2N HCl

October 11

Wikipedia:Reference_desk/Archives/Science/2007 October 11

  1. Do you think that this is real?
  2. Schoolgulls
  3. Connecting two tanks automatic siphon?
  4. charged particle and electromagnetic radiation .
  5. Source of water to create homeopathic remedies
  6. How do “selfish gene” principles account for biased demographic effects?
  7. Silver nitrate staining
  8. Controlling earthquakes by setting them off
  9. Tapping the world's rotational energy
  10. Effects of concrete under high temperature
  11. black contact lenses
  12. Crystallization and entropy
  13. Can one have echolalia with thoughts? Or is that called something else?
  14. Caudate nucleus left/right asymmetry
  15. Photoconductive cells
  16. Expansion of Universe and expansion of expansion measurement device
  17. ISEL vs TUNEL
  18. taser
  19. Are basic anhydrides basic according to Arrhenius's definition?
  20. geogaphy

October 12

Wikipedia:Reference_desk/Archives/Science/2007 October 12

  1. Alcohol effects
  2. Cutting vinyl discs
  3. time dilations at high g
  4. How would the [lub dub] of the human heart be represented musically?
  5. dot and cross product
  6. beams that reflect from bones
  7. ?
  8. Gay twin
  9. Fear suppressing drugs?
  10. Graduate degree titles
  11. beta sheets
  12. LED flickering question.
  13. H2O2
  14. What is the name of this plant?
  15. Is it abstract or not?

October 13

Wikipedia:Reference_desk/Archives/Science/2007 October 13

  1. Robotic Arms
  2. Runaway Global Warming
  3. Human birth defects???
  4. fixed point calculation by utilisation of non stressed axial expansion joints
  5. gdfghdrg
  6. Raising metabolism
  7. What is the chemical composition of a typical computer?
  8. infrared
  9. ee assay
  10. becoming an alcoholic without alcohol.
  11. Resonant frequencies
  12. reduction of multiple state logical equations

October 14

Wikipedia:Reference_desk/Archives/Science/2007 October 14

  1. Maximum limit of kinetic energy?
  2. Redox reactions
  3. Cyanide Vs. CO
  4. microscopy
  5. Effects of long term usage of asthma medication
  6. Transport Phenomena
  7. Spectroscopy of elements
  8. CLASSIFICATION
  9. Absolute zero
  10. question on Sexually transmitted disease--why aren't there more of them?
  11. Mitochondrial genome size
  12. species

October 15

Wikipedia:Reference_desk/Archives/Science/2007 October 15

  1. race
  2. Breast hormones
  3. Kinetic energy, part 2
  4. Possibly to make a hybrid/tribrid car that captures wind energy?
  5. what is the LD50 of...
  6. pulse and bleeding
  7. Possible to make a Freeze Gun?
  8. Hydrogen Alpha Images of the Sun
  9. Galactic Angling
  10. Radio Transmissions
  11. Growing a mushroom on the skin
  12. The moon and stars
  13. Pulling wire and the 4th dimension

October 16

Wikipedia:Reference_desk/Archives/Science/2007 October 16

  1. Why lengthwise instead of widthwise
  2. Body mass index
  3. Is homosexuality a STD
  4. photon momentum and mirror .
  5. How non-charged particles are accelerated in particle accelerator .
  6. An analogy for the fuel cell?
  7. Beta decay .
  8. TV animals
  9. Declining caffein
  10. Hydrogen sulfide oxidizing enzyme
  11. kinetic energy of ideal monatomic gas
  12. Effect of human population growth on global warming
  13. What are super metals?
  14. gas ideal - entropy
  15. require information on CoMFA (Comparative Molecular Field Analysis)
  16. two bodies - different temperatures
  17. 24 hr urine - checking that we got a full sample
  18. Tongue
  19. Lack of oxygen and sleepiness
  20. LASIK
  21. medicine online
  22. How to minimise my exposure to halogens in my food and water?
  23. Radio Transmissions and Camera Transmissions
  24. Hornworms

October 17

Wikipedia:Reference_desk/Archives/Science/2007 October 17

  1. silver + potassium nitrate
  2. Light for plants
  3. coloring your eyes
  4. Gulls and Botulinum toxin...
  5. carbon resistor
  6. The strongest material?
  7. Five-Point-Palm Exploding Heart Technique
  8. Use of human excrement as manure in farming
  9. Activation energy
  10. Mobile phone on the moon
  11. Sacrificing mice
  12. Heat-deactivated FCS and deliberate hypotonic lysis
  13. Why Two LEDs in a remote control.
  14. double hearing
  15. Insect identification
  16. An Interesting Event with a Credit Card
  17. Steam Freezing?
  18. Virtual Photon
  19. Carbon-oxygen backbone polymer

October 18

Wikipedia:Reference_desk/Archives/Science/2007 October 18

  1. sharks
  2. Kinetic Energy in the Universe
  3. Most Popular Health Topics
  4. Medicine = poison?
  5. Harnessing biomath
  6. Cotton buds/Q-tips
  7. Bray-Curtis
  8. Hairsplitting
  9. Possible to use CGI instead of night vision?
  10. Having trouble understanding how Solar Cells work
  11. PKC
  12. When to use the terms proper motion and Improper motion
  13. Ideal gas law example
  14. rubber bands
  15. Leaky coax antenna?
  16. Head polish?
  17. Electromechnical elevator/lift control equipment

October 19

Wikipedia:Reference_desk/Archives/Science/2007 October 19

  1. Sand
  2. Reflectivity
  3. Bass speakers
  4. Is there a unit of energy called "Dq"?
  5. [[Wikipedia:Reference_desk/Archives/Science/2007 October 19#|]]
  6. Washing hair
  7. Biology
  8. heart attack!
  9. Lights at night appearing 'blurred'
  10. Godels constitution loophole
  11. rubber band paper airplane
  12. How can I tell the difference between male and female seagulls just by looking?
  13. earth science
  14. Understanding singularities
  15. Energy, inertia, or force required to cause injury
  16. wind speeds
  17. I have a Steam Engine Powered Automobile circa 1880's
  18. Is matter infinitely divisible?
  19. Earth From Space at Night (earth lights?)
  20. Ice cream
  21. Toilet light switch
  22. Sailing stones
  23. Why does silver tarnishes upon exposure to ozone, hydrogen and sulphide or air containing sulphur?
  24. math
  25. veterinary
  26. math
  27. Fingers on chalkboard...
  28. Nobel laureate biologist James Watson
  29. scince
  30. math
  31. Probability
  32. nazrul

October 20

Wikipedia:Reference_desk/Archives/Science/2007 October 20

  1. Nerves
  2. How did they figure it out?
  3. Suger Free products
  4. Surface tension of oil drop on water surface
  5. Distance to the moon and sun calculation
  6. DVD-R Strange optical effect
  7. Physics-solid state
  8. Placed in the cold
  9. use of fins(extended surfaces)
  10. Can transfusion cure diseases?
  11. Old school antibody production (for research applications)
  12. Imperfections in gel electrophoresis
  13. opu
  14. shokna
  15. Crystals Being Grown in Space

October 21

Wikipedia:Reference_desk/Archives/Science/2007 October 21

  1. bamboo
  2. Female cats
  3. diffraction image
  4. Plant question
  5. Why the electricity transmission voltage is generally multiples of 11?
  6. Leaky coax antenna and Cable
  7. Green bins and gulls
  8. artifiial eye Interface
  9. geomagnetism
  10. Cold beverages?
  11. Mountain Laurels

October 22

Wikipedia:Reference_desk/Archives/Science/2007 October 22

  1. Immune system chemical synthesis
  2. Compound light microscope
  3. Time Machine
  4. Compound light microscope
  5. Nano GOld Reactivity
  6. YECism and alleles
  7. Electronics
  8. morbidity/mortality tables - not
  9. Touch-sensitive fern
  10. Using the stomach to clean the blood
  11. Moon observations
  12. Edible mold and fungus (mushrooms)
  13. Thelper1 vs Thelper2
  14. Induced C`urrent

October 23

Wikipedia:Reference_desk/Archives/Science/2007 October 23

  1. Phase of quantum probability amplitude for reflection from a potential change
  2. Lobe-Finned Fish
  3. Speed of light
  4. Tap water
  5. Is it possible to use nanomachines instead of electricity?
  6. density and volume of electron, proton (atomic structure)
  7. Anomalous hair
  8. safe fungi
  9. Bathroom smelling of salt
  10. Muscle cells
  11. Sanitation
  12. polymer
  13. Toadstools and snakes
  14. internal violation
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