Day labor halls are privately run temp agencies that provide a form of daily employment where potential workers show up at pre-dawn hours in the hope of landing a day’s work.
Economics & Business
Feb 20, 2012
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(PhysOrg.com) -- Meticulous mapping and excavations at an ancient cave in the Yucatan Peninsula are revealing the vitality of the site to the ancient Maya – for both religious ritual and human survival. The University ...
Archaeology
Feb 20, 2012
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(PhysOrg.com) -- NASA's Nuclear Spectroscopic Telescope Array (NuSTAR) is being mated, or attached, to its Pegasus XL rocket today at Vandenberg Air Force Base in central California.
Space Exploration
Feb 20, 2012
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The 68-mile (109-km) -wide Amaral crater on Mercury reveals its brightly-tipped central peaks in this image, acquired by NASA’s MESSENGER spacecraft on Feb. 4, 2012. Long shadows are cast by the crater’s peaks and ...
Space Exploration
Feb 20, 2012
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Heavy ion beams produced by the RIKEN Ring Cyclotron at the RI Beam Factory have played a key part in the alcoholic beverage-brewing process.
Biotechnology
Feb 20, 2012
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A NASA-led science team has created an accurate, high-resolution map of the height of Earth's forests. The map will help scientists better understand the role forests play in climate change and how their heights influence ...
Environment
Feb 20, 2012
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(PhysOrg.com) -- Wood chips can significantly stem nitrate flow from crop fields into the surrounding watershed, according to a U.S. Department of Agriculture (USDA) study.
Ecology
Feb 20, 2012
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(PhysOrg.com) -- Scientists have solved one of the printing industry's greatest challenges - whether a liquid thread will break up into drops.
Soft Matter
Feb 20, 2012
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When dead sea mammals started washing ashore on Canada's west coast in greater numbers, marine biologist Andrew Trites was distressed to find that domestic animal diseases were killing them.
Environment
Feb 20, 2012
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(PhysOrg.com) -- The three satellites that make up ESA's Swarm magnetic field mission were presented to the media today. Following a demanding testing programme, the satellites were displayed in the cleanroom before they ...
Space Exploration
Feb 20, 2012
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