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lightbulb

  1. ChrisC

    Lasers and Lightbulbs

    I thought this was pretty neat. http://www.rochester.edu/news/show.php?id=3385 Normal 100 watt incandescent bulb = about 1720 lumens* = 17.2 l/w Normal 60 watt incandescent bulb = about 860 lumens* = 14.3 l/w Laser-treated incandescent = better than 28.6 l/w (1720 lumens at 60 watts), plus...
  2. M

    The real lightbulb in the brain

    Soon radio-controlled versions of these will be implanted at birth, and us worker proles will no longer need alarm clocks. http://www.physorg.com/news112024867.html
  3. C

    How many R&P'ers does it take to screw in a lightbulb?

    Well?

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