It takes a synchronized lock and dam system—operating like a motorized flight of stairs on the Illinois River, using gravity to move the water—to maintain a minimum depth for boat traffic. A disastrous domino effect occurred ...
Environment
Jul 8, 2014
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The Obama administration's controversial travel-promotion program has generated a roughly $1 billion increase in the value of the hospitality industry and stands to benefit the U.S. economy in the long run.
Economics & Business
Jul 8, 2014
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Researchers from North Carolina State University and the University of Minnesota have found for the first time that genetically identical strains of bacteria can respond very differently to the presence of sugars and other ...
Cell & Microbiology
Jul 8, 2014
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Something is amiss in the Universe. There appears to be an enormous deficit of ultraviolet light in the cosmic budget.
Astronomy
Jul 8, 2014
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A study conducted by scientists in Brazil and the United Kingdom has quantified the impact that selective logging, partial destruction by burning, and fragmentation resulting from the development of pastures and plantations ...
Environment
Jul 8, 2014
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At a busy shopping mall, shoppers walk by store windows to find attractive items to purchase. Through the windows, shoppers can see the products displayed, but may have a hard time imagining doing something beyond just looking, ...
Hi Tech & Innovation
Jul 8, 2014
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(Phys.org) —A geochemical analysis of prehistoric stone artifacts has revealed that Tonga was once the hub of a Pacific trading empire as large as 500,000 square kilometers. In a study published in the Proceedings of the ...
Professor Takashi Yoshimura and colleagues of the Institute of Transformative Bio-Molecules (WPI-ITbM) of Nagoya University have finally found the missing piece in how birds sense light by identifying a deep brain photoreceptor ...
Plants & Animals
Jul 8, 2014
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The National Physical Laboratory (NPL) has developed a revolutionary optical component for augmented reality devices in partnership with a new British company, TruLife Optics.
Hi Tech & Innovation
Jul 8, 2014
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When a breeding wolf dies, its sex and the size of its pack can determine whether that pack continues, according to research published July online by the Journal of Animal Ecology.
Ecology
Jul 8, 2014
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