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• How can you add caffeine to small batches of soft drinks?

  Asked by Ltryptophan | 4 responses

• Is it possible to convert infrared energy into electricity?

  Asked by Brian_Ghilliotti | 4 responses

• Where do you let your angst out?

  Asked by jonsblond from iPhone | 16 responses

• I am on a diet and have lost some weight already. Why do I feel so tired?

  Asked by MRSHINYSHOES | 12 responses

• How much energy does it take to produce biodiesel / bioethanol?

  Asked by Bigfish | 4 responses

• Will eating fast food everyday cause me to lose energy?

  Asked by PhysicsGuy | 12 responses

• How big is the world fossil fuel market?

  Asked by ETpro | 13 responses

• What exercises can I do to decrease my 2 mile run time?

  Asked by CuriousLoner | 19 responses

• Should humans use Nuclear Energy to generate electricity?

  Asked by Linda_Owl | 17 responses

• Why do you like chocholate and when do you eat it?

  Asked by hashembajwa | 39 responses

• Does anyone use the Emotional Freedom Technique?

  Asked by nebule | 6 responses

• Is there such a thing as a really "green" car?

  Asked by Sandydog from iPhone | 28 responses

• How can I figure out how much energy a hummingbird expends while hovering?

  Asked by LuckyGuy | 7 responses

• Recommendations: Good coding music?

  Asked by Perchik | 17 responses

• What do you think would make a big change in the world?

  Asked by wrestlemaniac | 48 responses

• Does '5 hour energy' drink work?

  Asked by trailsillustrated | 14 responses

• What is the smartest choice: Nuclear or Renewable Energy?

  Asked by Sayd_Whater | 6 responses

• Meta-campaigns for sustainable building management?

  Asked by capet | 3 responses

• Is it safe to leave a small table top fan on while not home?

  Asked by SamIAm | 19 responses

• Do you believe in negative energy/vibes in objects?

  Asked by ZEPHYRA | 11 responses

• What would it take to create microwave energy without electricity?

  Asked by Ltryptophan from iPhone | 12 responses

• Solar panel efficiency?

  Asked by 8lightminutesaway | 9 responses

• How can I to boost my energy?

  Asked by babygalll | 19 responses

• What is conceivably sharpest?

  Asked by Ltryptophan | 12 responses

• What is the minimum launch vehicle size to reach outer space without a payload?

  Asked by Ltryptophan from iPhone | 13 responses

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