Teens take home science gold: A low-cost, self-driving vehicle; battery alternatives and analyses of galaxy clusters claim top prizes at a global high school science competition
Flagging loose bolts: “Smart alert washer” automatically flags when a nut is coming loose, warning of potential danger
Pee is for power: The water in urine can be a source of hydrogen for electrical generators
Cowen, R. 2003. Supernovas, gamma-ray bursts: Two of a kind? Science News 163(May17):317. Available to subscribers at http://www.sciencenews.org/articles/20030517/note11.asp.
Melott, A.L. Preprint. Comment on: Protecting life in the Milky Way: Metals keep the GRBs away by Stanek et al. Available at http://xxx.lanl.gov/abs/astro-ph/0604440.
For Hubble images and more information on Fructer's study, go to http://hubblesite.org/news/2006/20.
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