Thermoelectric Fan Powered by a Candle Better writeup than many. Looks good due to heatsink used. A Thermoelectric generator powered by a tealight. It started as an experiment of how much power I could get from one candle. But I liked the idea and it wo
Wilson Solar Grill Stores the Sun’s Energy for Nighttime Fuel-Free Grilling: New technology, developed by MIT Professor Dave Wilson, harnesses the sun's energy and stores it to cook food even at night.
Very similar to the old double terra cotta pot system. Need something similar, larger, and colder. Hers only keeps cold to about 45 degrees F. Amazing solar-powered fridge invented by British student in a potting shed helps poverty-stricken Africans