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http://www.sciencenews.org/view/issue/id/6194
May 21st, 2005
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By priming embryonic cells with genetic material from people with problems that stem cells may one day treat, researchers have isolated 11 new lines of stem cells that exactly match the patients' own DNA. (p. 323)
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Using umbilical cord blood, doctors can rescue babies from Krabbe's disease, a lethal enzyme deficiency that causes brain damage. (p. 323)
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Researchers have identified a new species of monkey in Africa and a rodent in Asia that belongs to a new family among mammals. (p. 324)
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By precisely predicting the mass of a subatomic meson, physicists have demonstrated they have the computational know-how to calculate real-world details from quark basics. (p. 324)
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A new simulation suggests where the most damaging ground motions would occur if a magnitude 7.7 earthquake struck the San Andreas fault east of Los Angeles. (p. 325)
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Nighttime acid reflux is a common condition that often goes hand-in-hand with sleep problems. (p. 325)
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Danes who lived through the Nazi occupation of Denmark exhibit suprisingly accurate memories for factual information and personal experiences related to momentous events from World War II. (p. 326)
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A record 1,447 high school students from 45 countries shone their brightest in Phoenix last week as they competed at the Intel International Science and Engineering Fair. (p. 326)
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Even though human activities such as agriculture and deforestation are sending more sediment into streams and rivers, less of that material is reaching river deltas, a trend that exacerbates problems such as subsidence and coastal erosion. (p. 328)
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Using ever-faster lasers to zap the electron clouds in atoms and molecules, scientists are making major strides toward observing and controlling the elementary quantum transformations that underlie all of chemistry. (p. 330)
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Cells that leap into action when the brain is injured are constantly searching for signs of danger during their supposed resting period. (p. 333)
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Astronomers have for the first time discerned hot spots on the surfaces of neutron stars. (p. 333)
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A key protein involved in animals' physiological responses to stress has carried out the same function since before any organism developed a backbone. (p. 333)
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Insulin itself may precipitate the body's autoimmune attack in people with type 1 diabetes. (p. 333)
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New genetic analyses of people from native island groups in Southeast Asia support the unconventional view that around 70,000 years ago, people living in Africa crossed the Red Sea and moved east along Asia's southern coast. (p. 334)
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Planetary scientists have obtained their closest image yet of Epimetheus, one of Saturn's tiny moons. (p. 334)
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Children riding on school buses inhale heavy doses of diesel fumes, and reducing these emissions could be a cost-effective means of improving their health, a new study suggests. (p. 334)
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A fragrant grass extract known as citronella oil may deter insects from infesting cartons of food. (p. 334)
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(p. 335)
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Book Review: Charles Darwin’s On the Origin of Species: A Graphic Adaptation
Review by Sid Perkins
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