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• Did our universe originate from a black hole?

  Asked by RedDeerGuy1 | 4 responses

• What model of probability applies to atomic decay?

  Asked by submariner | 16 responses

• What are some natural, but man-facilitated types of jewels?

  Asked by pallen123 | 14 responses

• What is the maximum falling speed?

  Asked by ChaosCross | 8 responses

• Why do they make consumer automobiles for use in America that can attain speeds well over the legal speed limit (e.g. 140mph)?

  Asked by brownlemur | 5 responses

• Being alive and dead at the same time - Why are some animal activists outraged by Schroedinger's cat experiment?

  Asked by mattbrowne | 17 responses

• Some people have no idea that they should speed their car up prior to an incline (a hill). If this is you, will you explain yourself?

  Asked by Kraigmo | 34 responses

• Electrodynamics question- Can the electric field from one charged plane be felt through another charged plane?

  Asked by PhiNotPi | 2 responses

• Suggestions for great books on astrophysics?

  Asked by trahelyk | 7 responses

• What length of an alloy wire of resistivity 5.0x10^-7 Ωm and diameter 0.50mm is required to make a standard 6.0Ω resistor?

  Asked by hillo | 15 responses

• Do light bulbs emit an electrical current?

  Asked by marialisa | 25 responses

• If light sabers were real what constituent aparatus would cause the signature noise?

  Asked by Ltryptophan from iPhone | 14 responses

• What problem in physics would you like to be solved?

  Asked by Meagainandagin | 7 responses

• How to drain a pool?

  Asked by PhiNotPi | 4 responses

• Is it wrong to say that gravity is a kind of energy?

  Asked by GeorgeGee | 15 responses

• Have they successfully converted energy to mass?

  Asked by Brian_Ghilliotti from iPhone | 7 responses

• U.S. Open (tennis)- why are Federer and Andreev's serves sounding like they're brushing the net on practically every serve?

  Asked by kevbo from iPhone | 4 responses

• What is the most efficient kinetic energy conversion?

  Asked by timothykinney | 7 responses

• Does there need to be oxygen in a space for there to be heat.

  Asked by Blobman | 7 responses

• Heating a volume of air (Thermodynamics)

  Asked by PhysicsGuy | 5 responses

• Could you suggest a book that goes into slightly complex physics such as fluid dynamics but only the basics?

  Asked by sunssi | 9 responses

• I have an equation calling for the use of "log" and I don't really understand how to use it.

  Asked by MissAnthrope | 6 responses

• What is the literal speed of light?

  Asked by ChaosCross | 26 responses

• When does matter and antimatter not matter?

  Asked by ETpro | 14 responses

• Reason for the iPod Touch's "rounded rectangle" antenna?

  Asked by anthony81212 | 13 responses

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