21/07/2009

Bill Gates: Better data mean better schools

(AP) -- The U.S. must improve its educational standing in the world by rewarding effective teaching and by developing better, universal measures of performance for students and teachers, Microsoft co-founder Bill Gates said ...

Australia discovered by the 'Southern Route'

Genetic research indicates that Australian Aborigines initially arrived via south Asia. Researchers writing in the open access journal BMC Evolutionary Biology have found telltale mutations in modern-day Indian populations ...

More than meets the eye: New blue light nanocrystals

Berkeley Lab researchers have produced non-toxic magnesium oxide nanocrystals that efficiently emit blue light and could also play a role in long-term storage of carbon dioxide, a potential means of tempering the effects ...

AMD stock sinks on profit-margin worries

(AP) -- Advanced Micro Devices Inc. narrowed its loss in the second quarter, though not by as much as Wall Street hoped. Its sales slumped 13 percent.

Nanoparticles Image Breast Cancer

Current methods of detecting breast cancer suffer from low sensitivity, limited spatial resolution, or the need to use complicated and expensive radioisotope-based technologies. A new report from investigators at the Emory-Georgia ...

Building a Better Battery

Amid corporate restructuring plans, car czars and a waning economy, the struggling automotive industry is tasked with providing more efficient and economical options for car buyers. While foreign markets have been quick to ...

Ancient Maya Practiced Forest Conservation -- 3,000 Years Ago

(PhysOrg.com) -- As published in the July issue of the Journal of Archaeological Science, paleoethnobotanist David Lentz of the University of Cincinnati has concluded that not only did the Maya people practice forest management, ...

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