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…
When Aqua passed over newborn Ethel at 09:30 UTC (4:30 a.m. EST) on Jan. 19, the Moderate Resolution Imaging Spectroradiometer (MODIS) instrument aboard Aqua…
The study, which was co-authored by Eric Galbraith, of McGill's Department of Earth & Planetary Sciences, looked at marine sediment and found that that the…
NASA's Goddard Institute for Space Studies (GISS) in New York, which monitors global surface temperatures on an ongoing basis, released an updated analysis…
Some of the oldest known corncobs, husks, stalks and tassels, dating from 6,700 to 3,000 years ago were found at Paredones and Huaca Prieta, two mound sites on…
A new paper published today in Nature reveals that human land use activity has begun to change the regional water and energy cycles – the interplay of air…
The turtle was released on Monday, January 16th at a ceremony attended by officials, conservationists, and local people. The female turtle, which weighs…
The work by Stephen Burns and his doctoral student Lisa Kanner at UMass Amherst is reported in the current issue of ScienceXpress. Burns says, “The study also…
It's because of biological interactions that occur naturally in the forests, Brookshire and four colleagues said in a paper they published Jan. 15 in the…
The project, in which researchers from the Fredy and Nadine Herrmann Institute of Earth Sciences at the Hebrew University of Jerusalem were involved, opens a…
The nitrogen cycle has been profoundly altered by human activities, and that in turn is affecting human health, air and water quality, and biodiversity in the…
Nitrogen is both an essential nutrient and a pollutant, a byproduct of fossil fuel combustion and a fertilizer that feeds billions, a benefit and a hazard,…
Enduring temperatures of minus 35°C the Subglacial Lake Ellsworth 'Advance Party' has successfully paved the way to explore an ancient lake buried beneath 3 km…
The University of Arizona's Catalina Sky Survey keeps a watchful eye on asteroids that might cross the Earth's path. A byproduct of that effort is the largest…
Its powerful jaws bristled with bladelike teeth, and its strong legs terminated in formidable claws. Not even its own kin were safe, for given the chance,…
Two instruments on NASA's Aqua satellite and two instruments on NASA's TRMM satellite provided forecasters with the rate at which rain was falling within…
NASA's Aqua satellite passed overhead early in the day and captured a visible image showing Heidi's center still north of the Pilbara coast, while her outer…
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