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• What is critical to your life?

  Asked by Hawaii_Jake | 30 responses

• Hypothetically, how hard would each person in the world have to work in order to provide for everyone's basic needs?

  Asked by Hobbes | 72 responses

• Would a lit match in zero-G be snuffed out from the smoke it produces?

  Asked by AstroChuck from iPhone | 15 responses

• What if the Government only did three things?

  Asked by Hobbes | 112 responses

• Why can't we provide everyone on the planet with air, water, food, shelter, and medicine?

  Asked by Hobbes | 57 responses

• How to keep a room cool in hot-humid weather without air conditioning (science!)

  Asked by ninjacolin | 16 responses

• Do you think Civilization will collapse within our lifetimes?

  Asked by Hobbes | 66 responses

• How do you get all the air bubbles out of a concrete pillar?

  Asked by Ltryptophan | 7 responses

• Could war end?

  Asked by Hobbes | 38 responses

• How fast are you walking if you're walking up the aisle of a plane (toward the pilot; when the plane is up in the air)

  Asked by toomuchcoffee911 | 49 responses

• What role does a towering mountain play on the psyche of a locale?

  Asked by Ltryptophan | 20 responses

• What temerature does it have to be outside before you're uncomfortably hot?

  Asked by ubersiren | 68 responses

• Would you agree that all we truly need is air, water, food, sleep, warmth, and love?

  Asked by Hobbes | 63 responses

• From scratch how would you make ice?

  Asked by Ltryptophan | 11 responses

• What would happen if air traffic were stopped completely?

  Asked by 28lorelei | 27 responses

• Is it possible to draw in air through your nose, without actually breathing it?

  Asked by kawaii_ninja | 7 responses

• How long can a fish survive outside of water?

  Asked by dunkin_donutz | 19 responses

• Can you super heat air with a laser and create a floating mirror?

  Asked by Ltryptophan | 14 responses

• You are trapped in an underground mine system and...

  Asked by digitalimpression | 26 responses

• Inertia problem? Inertia of air?

  Asked by prasad | 6 responses

• What is 'overpopulation' anyway?

  Asked by YARNLADY | 15 responses

• What color does a smurf turn when lackin oxegen?

  Asked by aisyna | 17 responses

• Have they ever created a container that could contain a vacuum and withstand the pressure differences and be like a balloon and float?

  Asked by hiitisit | 7 responses

• How can I lower the humidity level in my leopard gecko's cage?

  Asked by leopardgecko123 | 2 responses

• What are we seeing?

  Asked by Ltryptophan | 5 responses

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