Worldwide study finds differences in avian fear of the unknown

Balancing the exploration of unfamiliar stimuli with a fear of the unknown—neophobia—can help animals maximize the benefits of novel opportunities while minimizing the risks of novel threats from toxic foods, potential ...

Scientist says time is running out for West Antarctic ice sheet

For more than 30 years, David Harwood, professor in the Department of Earth and Atmospheric Sciences at the University of Nebraska-Lincoln, has been a leading scientist investigating how global temperature change affected ...

Adding mineral to irrigation may lower toxic elements in soils

Arsenic, uranium and other trace elements naturally occur in topsoil across the U.S. Corn Belt, including the Cornhusker State. Crops grown in soils containing elevated levels of those trace elements can absorb them through ...

Hardscrabble plants stake large territory amid toxic soils

Borneo's Mount Kinabalu stands as a geologic monument to plant diversity, laying claim to thousands of species—including the world's largest flower, a grapevine-sapping parasite that grows 3-plus feet wide and draws pollinating ...

Dense bison herds may threaten nesting bird species

Overhunting depleted the population of American bison from tens of millions to fewer than 1,000 in the span of just the 19th century. With conservationists and ranchers recently reintroducing the species to U.S. grasslands, ...

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