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• Is it possible to catch an arrow hurtling towards you?

  Asked by mazingerz88 | 30 responses

• Book on logic and its interconnectedness with physics?

  Asked by Questionsaboutstuff | 5 responses

• If you were an inch tall how would you build a campfire?

  Asked by Ltryptophan from iPhone | 15 responses

• What did Einstein mean when he said the word "giddy" from the phrase about quantum physics?

  Asked by RedDeerGuy1 | 7 responses

• Help me understand the wording of this problem (electrical circuits homework)?

  Asked by Mariah | 7 responses

• Working with small plastic gears?

  Asked by Jonathan_hodgkins | 5 responses

• Is it possible to make a time machine? If yes, how? If no, why?

  Asked by krrazypassions | 34 responses

• Robotics gurus and engineers: what is the disadvantage of shifting weight to the torso in a hexapod robot?

  Asked by gorillapaws | 6 responses

• When time travel becomes available, will you use it?

  Asked by SmashTheState | 31 responses

• How long would a latex balloon filled with hydrogen last?

  Asked by intro24 from iPhone | 7 responses

• How do you define nothing?

  Asked by ETpro | 38 responses

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

  Asked by wundayatta | 21 responses

• What causes Valley Oak trees to make noise?

  Asked by MystifiedInCalifornia | 4 responses

• I was doing some private experiments with the Large Hadron Collider in my spare time and accidentally created a singularity. Now it's getting bigger. What are the specific dangers of an enlarging singularity?

  Asked by GeorgeGee | 18 responses

• What are some simple chemistry or physics "tricks" to use in a magic show for children?

  Asked by hopscotchy | 10 responses

• Are all spiral shaped galaxies spiral because they have a huge blackhole at their centre?

  Asked by krrazypassions | 32 responses

• What is the science behind colors of paints, dies and food coloring ?

  Asked by RedDeerGuy1 | 10 responses

• Is it possible to escape this room?

  Asked by Ltryptophan | 26 responses

• Could a tree be felled with one slice?

  Asked by Ltryptophan from iPhone | 9 responses

• How does the James Webb telescope filter out the infrared light from the stars NASA isn't interested in studying?

  Asked by gorillapaws | 8 responses

• What exactly happens when a (hypothetical) antimatter black hole merges with a 'normal' black hole?

  Asked by mattbrowne | 11 responses

• How does this tennis ball thrower for dogs work?

  Asked by pallen123 | 3 responses

• How much time did the Kessel Run take Han Solo?

  Asked by everephebe | 11 responses

• Can you get me up to date on Neutrinos and their potential for unseating the speed of light as highest known speed?

  Asked by Ltryptophan | 27 responses

• Would you let a quantum mechanic work on your car?

  Asked by ETpro | 22 responses

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