Georgia Institute of Technology has created a concept of a car in a pretty new polluting fashion: it uses petrol as a fuel, but it separates hydrogen and carbon dioxide. The hydrogen is used in a fuel cell, and...
Would you like going on your nearest river or sea or ocean in a summer day? Would you like cruising all day powered only by a solar battery? Well, for 10,500$ you could. Hammacher Schlemmer has built a small...
Solio has made a gadget that can power your small handheld devices, such as your PDA, cellphone, or your GPS when you travel. It's made from three solar batteries backed up by a rechargeable battery. When you're out of...
Sudia Design Labs, located in New York, has created a table that you can put out in the sun. What for? To charge it, of course! It has a big solar panel on top of it, is made 90%...
Check out this guy!
Today I stumbled upon a website called "The Story of Stuff" where a nice lady shows you how we deplete the planet's resources, how products being made are in fact more expensive than you buy them, how you are...
Don't you know? I didn't either. But the idea is not at all complicated. It's a lead acid battery combined with a supercapacitor. A supercapacitor is simply a capacitor that can achieve greater states of charge and can output...
Sony invented a digital camera for the little ones: it has a rubber wheel that you have to turn 15 times to take a shot. And, the best part... IT'S DIGITAL! In fact, the camera isn't small and very...
This solar furnace can heat up your room from 10 degrees Celsius to 29.
Here's how to build one yourself.
(Photo 1) Solar furnace mounted on an external door
Warm air exits from the output port on the top
(Photo 2) The fan...
I got a comment yesterday from one of the "guys" who helped Josef Papp succeeding with his inert gas engine. It's Bob Rohner, who also has a website: rohnermachine.com. He said:
"To set the record straight, I built all the...
