Science: Cold Light?

In Paris, Camilla Dussard gave a demonstration of "cold light." In the presence of famed members of the Academic des Sciences, he touched the wires of his 2,000-candle-power electric lamp and was no more harmed than if he had exposed his hand to the fiery spray of a holiday "sparkler." No shock nor burn resulted.

"Only one watt in a 100-watt lamp actually illuminates," the inventor explained, "the others merely give off heat." Yet it is possible, he believes, to build a 10,000-candle-power lamp that will give off no...

Want the full story?

Subscribe Now

Subscribe
Subscribe

Get TIME the way you want it

  • One Week Digital Pass — $4.99
  • Monthly Pay-As-You-Go DIGITAL ACCESS$2.99
  • One Year ALL ACCESSJust $30!   Best Deal!
    Print Magazine + Digital Edition + Subscriber-only Content on TIME.com

Learn more about the benefits of being a TIME subscriber

If you are already a subscriber sign up — registration is free!