News tagged with residue
Comet cause for climate change theory dealt blow by fungus
(PhysOrg.com) -- A team of scientists - led by Professor Andrew C Scott of the Department of Earth Sciences at Royal Holloway, University of London - have revealed that neither comet nor catastrophe were the ...
Space & Earth / Earth Sciences
Jun 17, 2010 |
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Research links pesticides with ADHD in children
(AP) -- A new analysis of U.S. health data links children's attention-deficit disorder with exposure to common pesticides used on fruits and vegetables.
May 17, 2010 |
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Researcher uses bacteria to make radioactive metals inert
The Lost Orphan Mine below the Grand Canyon hasn't produced uranium since the 1960s, but radioactive residue still contaminates the area. Cleaning the region takes an expensive process that is only done in ...
Sep 08, 2009 |
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13,000-Year-Old Stone Tool Cache in Colorado Shows Evidence of Camel, Horse Butchering
(PhysOrg.com) -- A biochemical analysis of a rare Clovis-era stone tool cache recently unearthed in the city limits of Boulder, Colo., indicates some of the implements were used to butcher ice-age camels and ...
Other Sciences / Archaeology & Fossils
Feb 25, 2009 |
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Synthetic nano-waste does not disappear
(Phys.org) -- Tiny particles of cerium oxide do not burn or change in the heat of a waste incineration plant. They remain intact on combustion residues or in the incineration system, as a new study by Swiss ...
Nanotechnology / Bio & Medicine
May 25, 2012 |
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Researchers develop a new approach to producing 3-D microchips
Microelectromechanical systems, or MEMS, are small devices with huge potential. Typically made of components less than 100 microns in size — the diameter of a human hair — they have been used as ...
Feb 28, 2012 |
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Generating ethanol from lignocellulose possible, but large cost reductions still needed
The production of ethanol from lignocellulose-rich materials such as wood residues, waste paper, used cardboard and straw cannot yet be achieved at the same efficiency and cost as from corn starch. A cost comparison has concluded ...
Nov 08, 2011 |
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New discovery may eliminate potentially lethal side effect of stem cell therapy
Like fine chefs, scientists are seemingly approaching a day when they will be able to make nearly any type of tissue from human embryonic stem cells. You need nerves or pancreas, bone or skin? With the right combination of ...
Aug 14, 2011 |
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Small change makes a big difference for ion channels
Using a high-resolution single-molecule study technique, University of Illinois researchers have seen the very subtle differences between two branches of an important family of neurotransmitter-gated ion channels.
Jun 02, 2011 |
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Mapping deformation in buried semiconductor structures using the hard X-Ray nanoprobe
(PhysOrg.com) -- Scientists from IBM's T. J. Watson Research Center and Columbia University, working with the X-Ray Microscopy Group, have mapped rotation and strain fields across a silicon-on-insulator (SOI) ...
May 13, 2011 |
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Bioasphalt to be used, tested on Des Moines bike trail
Iowa State University's Christopher Williams was just trying to see if adding bio-oil to asphalt would improve the hot- and cold-weather performance of pavements. What he found was a possible green replacement ...
Oct 07, 2010 |
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Huge challenges in scaling up biofuels infrastructure
(PhysOrg.com) -- Ramping up biofuels production to replace fossil fuels and provide a significant portion of the nation's energy will require nothing short of a transformation of the U.S. agricultural, transportation ...
Technology / Energy & Green Tech
Aug 23, 2010 |
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Ethanol production could jeopardize soil productivity
There is growing interest in using crop residues as the feedstock of choice for the production of cellulosic-based ethanol because of the more favorable energy output relative to grain-based ethanol. This would also help ...
Jun 02, 2009 |
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Colon cancer and the microbes in your gut
A typical Western diet, rich in meat and fats and low in complex carbohydrates, is a recipe for colon cancer, Professor Stephen O'Keefe from the University of Pittsburgh, USA, told the Society for General Microbiology meeting ...
Mar 31, 2009 |
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Some of Earth's climate troubles should face burial at sea, scientists say
(PhysOrg.com) -- Making bales with 30 percent of global crop residues -- the stalks and such left after harvesting -- and then sinking the bales into the deep ocean could reduce the build up of global carbon ...
Jan 28, 2009 |
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