Archive: 07/21/2009

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 ...

Jul 21, 2009 2.3 / 5 (6) 0

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 that a ...

Jul 21, 2009 3.8 / 5 (9) 1

Pre-chewed food could transmit HIV

Researchers have uncovered the first cases in which HIV almost certainly was transmitted from mothers or other caregivers to children through pre-chewed food. The source of HIV in the pre-chewed food was most likely the infected ...

Jul 21, 2009 4 / 5 (1) 2