Science: Cold Power

In experiment several methods work successfully to produce electricity other than by fuel or waterfall. Rising and falling tides contain huge power; hence a project is under way for dams and spillways where Maine and New Brunswick meet at Passamaquoddy Bay. The sun pours billions of heat units upon the earth; hence an experimental sun engine at Mount Wilson Observatory. Volcanic regions are hot just below the ground surface; hence on the west U. S. Coast and in Italy pipes are driven down, water poured into them, useful steam taken out. The surface...

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!