According to a new study published today in the Proceedings of the National Academy of Sciences, 40 years of reduced mercury use, emissions, and loading in the Great Lakes region have largely not produced equivalent declines ...
Environment
Nov 4, 2019
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281
In a first national-scale analysis, ecologists at the University of Massachusetts Amherst, with colleagues at the University of Colorado-Boulder, report that across the United States, invasive grasses can double the number ...
Environment
Nov 4, 2019
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406
The answer lies in a film of water that is generated by friction, one that is far thinner than expected and much more viscous than usual water through its resemblance to the "snow cones" of crushed ice we drink during the ...
General Physics
Nov 4, 2019
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418
Modern construction is a precision endeavor. Builders must use components manufactured to meet specific standards—such as beams of a desired composition or rivets of a specific size. The building industry relies on manufacturers ...
Optics & Photonics
Nov 4, 2019
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171
Scientists at the U.S. Department of Energy's Brookhaven National Laboratory have doubled the efficiency of a chemical combo that captures light and splits water molecules so the building blocks can be used to produce hydrogen ...
Materials Science
Nov 4, 2019
1
212
What happens to a piece of metal when you shine light on it? This question, which has been one of the driving forces of modern physics, gained renewed interest in recent years, with the advances in fabrication of small metallic ...
Optics & Photonics
Nov 4, 2019
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7
Commemorating the 30th anniversary of the prediction of optical vortices, researchers in China—Xing Fu at Tsinghua University, Xiaocong Yuan at Shenzhen University and co-authors—reviewed the 30-year development of the ...
Optics & Photonics
Nov 4, 2019
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5
A team of researchers has identified the best arrangements for fish swimming in schools—formations that are superior in terms of saving energy while also optimizing speed. Its findings, which appear in the journal Physical ...
General Physics
Nov 4, 2019
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34
A group of leading conservationists, including Dr. Joseph W. Bull at the University of Kent, is urging governments across the globe to adopt a new approach to address the impact of economic development on our natural world.
Ecology
Nov 4, 2019
1
137
Spider silk consists of fiber-forming proteins, stored by the spider in a specialized gland. When the spider needs silk, for instance to build a web, it extrudes the silk proteins through a long duct in which they are exposed ...
Materials Science
Nov 4, 2019
0
33
