In places like Africa where clean water is at a premium and girls must often spend much time carrying it from the source to their village, PlayPump works at a nearby underground source. How does it work? It’s a merry-go-round! Five minutes of kids playing on it provides a good-size bucket of water. See the YouTube video
Source: Guy Kawasaki – The Cleverest Idea I’ve Seen In Years
Steve Wozniak, or "Woz" as he is commonly called, is best known for co-founding Apple along with high school friend Steve Jobs. Knowledge@Wharton speaks with Wozniak on a wide range of topics including founding Apple, his relationship with Steve Jobs, and his fascination with pranks.
http://knowledge.wharton.upenn.edu/article.cfm?articleid=1903
An international team led by Physics and Chemistry teams from the Faculty of Science and Technology at the University of the Basque Country (UPV/EHU) has used a controlled chemical process to make gold, silver and copper, intrinsically non-magnetic metals, magnetic.
Read the English summary article on Science Daily.
Unlike conventional solar cells, solar cells painted onto flexible steel surfaces being developed at Swansea, are more efficient at capturing low light radiation, meaning that they are better suited to northern countries. Read more at Science Daily.
Teams from Penn State University in the United States and the University of Southampton in the United Kingdom has developed a process for growing a single-crystal semiconductor inside the tunnel of a hollow optical fiber. Read more at the Penn State News.
From Reuters:
E-Fuel Co has announced the release of it's "MicroFueler" that allows you to make your own fuel at home using sugar. At $10,000.00 a unit you may want to get your neighbors to chip in.
More from Reuters:
http://www.reuters.com/article/gc08/idUSN0850981420080509
About the MicroFueler from Engadget: http://www.engadget.com/2008/05/09/e-fuels-micro-fueler-creates-ethanol-from-sugar-in-your-backyar/
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