All U.S. agencies with counterterrorism programs that collect or “mine” personal data — such as phone, medical, and travel records or Web sites visited — should be required to systematically evaluate the programs’ effectiveness, lawfulness, and impacts on privacy, says a new report from the National Research Council.
In one of the first comparisons of its kind, researchers have demonstrated that wetlands in tropical areas are able to absorb and hold onto about 80 percent more carbon than can wetlands in temperate zones.
Tree – elk – wolf – tree. Sounds like a simple ecological system, right? In Yellowstone National Park, however, it’s a balance that park rangers are doing their best to manage and maintain. Just as in any place, species depend upon one another to survive. And the reintroduction of wolves to the park has been a very controversial topic.
When a group is without a leader, you can often count on a narcissist to take charge, a new study suggests.
Data from a new study suggests that individuals who engage in compassion meditation may benefit by reductions in inflammatory and behavioral responses to stress that have been linked to depression and a number of medical illnesses.
Latin makes a comeback
Astronomers studying new images of a nearby galaxy cluster have found evidence that high-speed collisions between large elliptical galaxies may prevent new stars from forming, according to a paper to be published in a November 2008 issue of The Astrophysical Journal Letters.
Fan use appears to be associated with a lower risk of sudden infant death syndrome (SIDS) in rooms with inadequate ventilation, according to a report in the October issue of Archives of Pediatrics & Adolescent Medicine, one of the JAMA/Archives journals.
Use of the influenza vaccine was not associated with preventing hospitalizations or reducing physician visits for the flu in children age 5 and younger during two recent seasons, perhaps because the strains of virus in the vaccine did not match circulating strains, according to a new report.
Most glaciers in every mountain range and island group in Alaska are experiencing significant retreat, thinning or stagnation, especially glaciers at lower elevations, according to a new book published by the U.S. Geological Survey. In places, these changes began as early as the middle of the 18th century.