New study finds that the nutritional value of prey within a single species can widely vary, offering key insights for food web dynamics and ecosystem change The hunt is on and a predator finally zeroes in on its prey. The animal consumes the nutritious meal and moves on to forage for its next target. But how much prey does a predator need to consume? Following a period of massive starvation among animals living along the California coast, University of California…
Weijie Ji, Chak-Tong Au, and colleagues note that acrylic acid is essential for making paints, adhesives, textiles, leather treatments, and hundreds of other…
Trees growing on farms will be essential to future development. As the number of trees in forests is declining every year, the number of trees on farms is…
However, soils play such a vital role in the planet’s survival that life cannot exist without them. They provide the basis for food and fiber production;…
A study by researchers at Tennessee Tech University, Purdue University, the University of Colorado and the University of Georgia, Pacific Northwest National…
RS is USDA's principal intramural scientific research agency, and this research supports the USDA priority of ensuring food safety.When health officials test a…
“This reconstruction provides a new insight into rainfall in northeast Queensland,” says Janice Lough, climate scientist of the Australian Institute of Marine…
This December marks the bicentennial of the New Madrid earthquakes of 1811-12, which are the biggest earthquakes known to have occurred in the central U.S.Now,…
Leatherbacks. They are the Olympians of the turtle world – swimming farther, diving deeper and venturing into colder waters than any other marine turtle…
Global climate trend since Nov. 16, 1978: +0.14 C per decadeJanuary temperatures (preliminary)Global composite temp.: -0.01 C (about 0.02 degrees Fahrenheit)…
Previously the oldest molecular signature of chitin-protein complex was discovered in 25 million year old Cenozoic fossils and remnants of structural protein…
This might translate to about 10,000 fewer lifetime cases of lung cancer in this large metropolitan area, scientists said, which is only one of several in…
While a useful biofuel source, crop residues also play a crucial role in maintaining soil organic carbon stock. This stock of organic carbon preserves soil…
Developing a new method to remove the bias, Hiroki Tokinaga and Shang-Ping Xie at the International Pacific Research Center, University of Hawaii at Manoa,…
Currently the nation’s power plants generate about 130 million tons of fly ash and bottom ash during the coal combustion process. Fly ash – the fine particles…
On February 3 at 0300 UTC (Feb. 2 at 10 p.m. EST/1 p.m. Australia local time) Tropical cyclone Yasi continued over land as a tropical storm. Yasi's maximum…
Prior evidence has indicated that droughts could have been key factors in the fates of major cultures in ancient Mexico and Central America (Mesoamerica). But…
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