Brightsurf Science News & Current Events

April 12, 2001
Obstetric complications among older women cannot explain their high caesarean rates
Delivery by caesarean section is associated with advancing age, yet a study in this week's BMJ finds that this relation cannot be entirely explained by obstetric complications among older women.

Scripps researchers pinpoint human-induced global warming in world's oceans
Most efforts to detect signs of global warming have been directed to signals in the air temperature field.

Scientists identify first factor that enables parasite to infect humans
Researchers at Washington University School of Medicine in St. Louis have identified a molecule that controls the ability of a tropical parasite, Leishmania, to infect humans.

Researchers achieve best global picture ever of climate-modifying aerial particles
Scientists have found a novel way to bring aerosol data into computer-model projections.

Coping with patient death: the surgeon's perspective
A study in this week's BMJ finds that many surgeons continue to operate on the same day that a patient dies during surgery, despite suggestions that a surgeon should not operate for a period of 24 hours after such an event, for psychological reasons.

Researchers develop white wine with cholesterol-lowering benefits, discover Israeli wines healthier than French wines
Scientists at the Technion-Israel Institute of Technology have created a kosher white wine with the beneficial effects of red wine.

Small fuel processor powers light-weight soldiers' system
When 21st century soldiers suit up for the battlefield in helmets featuring image displays and laser range finders, one of their most important accessories may be a new power generator so lightweight a soldier can carry it with him.

Science paper calls for rapid, pre-emptive slaughter called 'ring culling' to combat foot-and-mouth disease
Research published 13 April by the journal, Science, endorses the rapid, pre-emptive slaughtering of livestock that may be infected with foot-and-mouth disease (FMD) as the best way to slow the epidemic.

Georgetown researchers make important discovery about areas of brain used in hearing
Two specialized areas of the brain are responsible for certain auditory functions, a team of Georgetown researchers led by Josef P.

Older fathers more likely to have children with schizophrenia
Older fathers are much more likely to have children with schizophrenia, a study led by Columbia University College of Physicians & Surgeons researchers has found.

UIC females gravitate to earth and environmental sciences
Enrollment statistics show steady upward growth by female undergraduates in chosing geology -- earth and environmental sciences -- as a major.

Potential medication can reduce effects of marijuana smoked in humans
Scientists at the National Institute on Drug Abuse's (NIDA) Intramural Research Program in Baltimore, MD, have confirmed for the first time in humans that chemically blocking the body's cannabinoid receptors can significantly reduce the effects of smoked marijuana.

Human-induced greenhouse warming pumps heat into oceans, two Science studies report
Greenhouse gas emissions have caused the world's oceans to heat up significantly over the last 50 years, according to two studies in the 13 April issue of the international journal, Science. This news release is also available in French.

Take away opiate antidote saves lives
Distributing naloxone (the antidote for opiate overdose) to opiate addicts saves lives, according to the first ever results of two pilot schemes published in this week's BMJ

Ancient climate excursion linked to a rare anomaly in Earth's orbit
About 23 million years ago, a huge ice sheet spread over Antarctica, temporarily reversing a general trend of global warming and decreasing ice volume.

University of team drills for global warming answers
Wendy Eisner, University of Cincinnati assistant professor of geography, and other researchers will return to Barrow, Alaska April 22-29 to drill soil samples from the frozen ground with an 800-pound drill called a

Older fathers substantially raise the risk of having children with schizophrenia
While older women run a higher risk of having babies with birth defects, it has long been presumed that men could have healthy children at any age.

One gene found to command many others to build a wing
Some genes are born to lead. Others, apparently, are born to follow.

Duke to host international conference on consciousness
More than 300 philosophers, psychologists and neuroscience researchers from around the world are expected to gather at Duke University next month for a conference focusing on the study of consciousness.

New suspect, apo B, may factor in genetic cause of high cholesterol
Mounting evidence points toward a new suspect in the most common genetic cause of high cholesterol, researchers report in today's Arteriosclerosis, Thrombosis and Vascular Biology: Journal of the American Heart Association.
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