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Weight-loss surgery successful in treating overweight adolescents

"Bariatric surgery" refers to several different surgical procedures designed to assist weight loss by limiting the amount of food someone eats or the amount they absorb during digestion. It has been used for several years to treat obesity in adults....

Scientists study control of invasive tree in western US

(Santa Barbara, Calif.) -- -- Simply by eating the leaves of an invasive tree that soaks up river water, an Asian beetle may help to slow down water loss in the Southwestern United States. Two scientists from UC Santa Barbara, working with coll...

How spring-loaded filaree seeds self launch

Even by invading plants' standards, the filaree, or common stork's bill, has been remarkably successful. Introduced into North America in the eighteenth century, it is now endemic in south-western states such as California, and the plant's intriguin...

New method will triple amount of genetic information from newborn blood...

Grand Rapids, Mich. (January 12, 2011) -- Van Andel Research Institute (VARI) researchers have developed a method that can yield more information from archived newborn blood that has implications for a vast array of research, including population...

Gene helps plants use less water without biomass loss

WEST LAFAYETTE, Ind. - Purdue University researchers have found a genetic mutation that allows a plant to better endure drought without losing biomass, a discovery that could reduce the amount of water required for growing plants and help plants s...

Oceanic ‘garbage patch’ not nearly as big as portrayed in media

CORVALLIS, Ore. -- There is a lot of plastic trash floating in the Pacific Ocean, but claims that the "Great Garbage Patch" between California and Japan is twice the size of Texas are grossly exaggerated, according to an analysis by an Oregon State...

Light dawns on dark gamma-ray bursts

Gamma-ray bursts (GRBs), fleeting events that last from less than a second to several minutes, are detected by orbiting observatories that can pick up their high energy radiation. Thirteen years ago, however, astronomers discovered a longer-last...

Researcher develops accurate method for detecting dangerous fluoride

Used in the proper amounts, it can make teeth stronger and aid in the treatment of osteoporosis. When excessive amounts are consumed, however, it can be a killer -- a carcinogen that causes bone, lung and bladder cancers. The "it" is fluorid...

MU researcher studies how infants compare quantities

Parents are often amazed at how fast their child grows and develops. New research at the University of Missouri has determined that the ability to quantify -- even things that are hard to quantify, such as liquid -- may develop much sooner than mo...

How diving leatherback turtles regulate buoyancy

Leatherback turtles are remarkably versatile divers. Routinely diving to depths of several hundred meters, leatherbacks are occasionally known to plunge as deep as 1250m. The animals probably plumb the depths to avoid predators, search for prey and ...

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