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• Does the Universe have a purpose?

  Asked by Ivan | 55 responses

• The zookeepers are having fun as earthlings are trying to stack the boxes - What do you think about the zoo hypothesis?

  Asked by mattbrowne | 14 responses

• Two parts: What is your favorite Sci-Fi Universe? What Universe besides our own would you like to live in?

  Asked by willbrawn | 24 responses

• Do you believe that there are other life forms than humans in the universe?

  Asked by onesecondregrets | 21 responses

• Does a blackhole decrease entropy in the universe?

  Asked by timothykinney | 3 responses

• Best website for learning astronomy?

  Asked by advilicious | 7 responses

• Why can we understand the Universe?

  Asked by Hobbes | 19 responses

• Do you believe in intelligent life elsewhere in the universe? And if so, do you believe we'll ever contact/meet them?

  Asked by eatmunky | 18 responses

• Where did the material for the Big Bang come from?

  Asked by osullivanbr | 22 responses

• Are we alone?

  Asked by aaronb | 22 responses

• A question about time travel (theoretical physics)...

  Asked by wundayatta | 21 responses

• What are the constants of the universe?

  Asked by markaerwin | 13 responses

• Hypothetical.

  Asked by ebenezer from iPhone | 14 responses

• About the proton impact velocity at LHC?

  Asked by gciochina | 3 responses

• If there are ten intelligent civilizations in the universe, how would Earth rank?

  Asked by girlofscience | 32 responses

• How can we tell the Universe is billions of years old?

  Asked by Upward | 7 responses

• What if the two subatomic forces swapped with one another?

  Asked by AstroChuck from iPhone | 12 responses

• Was maths created or discovered?

  Asked by shrubbery | 52 responses

• Infinite Regression or Levitating Super Turtle?

  Asked by shrubbery | 30 responses

• Do you believe in UFO's?

  Asked by wrestlemaniac | 19 responses

• The end of the universe is coming. How does that make you feel?

  Asked by ebenezer from iPhone | 43 responses

• Does anyone else ever think of the universe and man kind as a bigger picture?

  Asked by trooman from iPhone | 5 responses

• What will be the outcome of our universe?

  Asked by bonj from iPhone | 7 responses

• What is the fate of the universe?

  Asked by penumbra | 20 responses

• What do you think about how the earth/ universe was created?

  Asked by atr408 | 21 responses

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