Brightsurf Science News & Current Events

April 08, 1997
American Girls Reaching Puberty Earlier, New National Study Shows
Girls in the United States appear to be entering puberty earlier than they did in the past, according to a new American Academy of Pediatrics study, but researchers are not sure why

Virus May Be Linked To Obesity -- Early Findings Hint At Relationship
A virus that can cause obesity in animals may be linked to some cases of obesity in humans, researchers at the University of Wisconsin Medical School have found

NSF To Adopt New Merit Review Criteria
The National Science Board (NSB) has approved new criteria for evaluating funding proposals submitted to the National Science Foundation (NSF).

Researchers Find Similarities Between Comet Hale-Bopp And Comets Outside Earth's Solar System
Comet Hale-Bopp may have cometary

Dueling Databases: How Much Old Growth Forest Is There? It All Depends On Who You Ask, How They Map The Woods And Analyse Data, Says UW Geographer
Sometimes it becomes inevitable that people can't see the forest for the trees, particularly when a one-and-a-half-pound endangered bird and competing institutional cultures get in the way.

Colors Composed By Brain, Not Eyes
A Cornell University psychology experiment with moving shapes and colored strobe light shows that color composition occurs in the visual cortex of the brain, not in the eye, as was previously thought.

Dietary Levels Of Key Nutrients Early In Life Appear To Influence Blood Pressure Later, Studies Suggest
Key nutrients in the diet during infancy and adolescence -- especially sodium, calcium, fiber and fat -- have an early impact on blood pressure and could influence whether high blood pressure develops later in life, two new reports suggest.

Risk Of Stroke After Heart Attack Highest Within Five Days
The chance of having a stroke after a heart attack is highest within five days of the attack, thus reducing a person's short-term and long-term survival, Swedish scientists report today in the current issue of the American Heart Association journal Stroke.
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