A new study suggests that the return of wolves to Yellowstone National Park is beginning to bring back a key part of the diet of grizzly bears that has been missing for much of the past century – berries that help bears ...
Ecology
Jul 29, 2013
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0
(Phys.org) —What do marbled and spotted salamanders in ponds in eastern North America have to teach us about biodiversity patterns elsewhere on Earth?
Evolution
May 29, 2013
0
0
How does evolution innovate? We exist because our ancestors have had the ability to adapt successfully to changes in their environment; however, merely examining present-day organisms can limit our understanding of the actual ...
Evolution
Dec 11, 2012
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0
(PhysOrg.com) -- A compound found in red wine, grapes and other fruits, and similar in structure to resveratrol, is able to block cellular processes that allow fat cells to develop, opening a door to a potential method to ...
Biochemistry
Apr 4, 2012
1
0
Tests involving chickens have raised questions about the impact on health from engineered nano-particles, the ultra-fine grains commonly used in drugs and processed foods, scientists said on Sunday.
Bio & Medicine
Feb 12, 2012
5
0
The first genome-scale model for predicting the functions of genes and gene networks in a grass species has been developed by an international team of researches that includes scientists with the U.S. Department of Energy ...
Biotechnology
Nov 2, 2011
0
0
(PhysOrg.com) -- A recent study published in the Proceedings of the National Academy of Sciences finds evidence that the previous assumption that stone and mud-brick buildings built nearly 12,000 years ago were the homes ...
(PhysOrg.com) -- Cow belches, a major source of greenhouse gases, could be decreased by an unusual feed supplement developed by a Penn State dairy scientist.
Environment
Aug 26, 2010
5
0
(PhysOrg.com) -- In the last 10 years, the growth of the Internet has made ranking algorithms one of the hottest topics in computer science. The most famous ranking algorithm is Google's, which determines the order of search ...
Other
Apr 14, 2010
0
0
Across regions where food is produced, emissions from agriculture pose health risks to local populations. Among them, low-income groups are hit the hardest, a study published in Nature Food by researchers at Peking University ...
Environment
May 20, 2024
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