A man has posted a page claiming to be building a solar power forge that can heat steel to over 1000 °f, hot enough to get it red hot and forge it. He used a home made parabolic mirror to heat steel instead of the traditional gas, coal or charcoal furnace. The idea of a solar…
In many of the worlds slums, people are packed into every available space. Home are built next to each other with no windows to let in light. People live in darkness 24 hours a day. Electricity for lights is either unavailable, sporadic, or too expensive leaving millions in darkness at high noon. Simple recycled plastic…
Below is a list of links to exciting companies I saw at the consumer electronics show in Las Vegas Afinia – 3D printers Stratasys – 3D printers Makerbot – 3D printer Leti – Maker of sensors and other components for advance devices Rii – makers of cool keyboards Robo 3D – 3D printers ZY LIghts – maker of…
I found several videos of people making solar heaters out of aluminum and tin cans. A unit only a few feet in size can output air well over 100 °f. They can be made with soup or pop cans. The enclosure can be made out of most materials. The cover can be any clear…
