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Log in to add favorite June 21, 2011 6:40 AM

How's the water? SODIS water disinfection uses PET bottles and the power of the sun over time. Image Source: SODIS Eawag, Wikipedia) The answer depends on a number of variables, including where you are, especially if you are considering…

Log in to add favorite June 16, 2011 8:43 AM

Yesterday, the New York Times ran an in-depth profile of Nora Volkow, the neuroscientist in charge of the National Institute on Drug Abuse. In the accompanying video, Volkow talks about the psychology and physiology behind addiction. According to…

Log in to add favorite June 13, 2011 8:42 AM

Born on June 13, 1806: John Augustus Roebling, an engineer especially known for suspension-style bridges and the design of the Brooklyn Bridge. From straws to balsa wood to egg shells, students can get hands-on this summer exploring and…

Log in to add favorite June 3, 2011 8:24 AM

The parts of a woodwind instrument, like the clarinet reed and mouthpiece shown above, could turn the band into a bacterial hotspot! Photo: James Eaton-Lee Njan Wikipedia. At Maker Faire a few weeks ago, I wandered with my kids through a…

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Free science fair projects.