News tagged with sample
Maine garbage study shows 60 percent of trash could be diverted
A recently updated 2011 study by the University of Maine School of Economics that sorted and assessed the contents of trash in a representative sample of 17 Maine communities concludes that as much as 60 percent ...
Other Sciences / Economics & Business
May 31, 2012 |
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New NIST SRM supports the fight against terrorist bombings
The National Institute of Standards and Technology (NIST) has released a new standard reference material (SRM) to aid in the detection of two explosive compounds that are known to be used by terrorists. Researchers ...
Chemistry / Analytical Chemistry
May 30, 2012 |
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Report details efforts to improve, advance indoor microbial sampling
Humans spend greater than 90 percent of their time indoors, but we're never alone there. Bacteria and viruses, scientists estimate, make up half of the world's biomass—some 10 nonillion (1 followed by ...
May 30, 2012 |
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Yale study concludes public apathy over climate change unrelated to science literacy
Are members of the public divided about climate change because they don't understand the science behind it? If Americans knew more basic science and were more proficient in technical reasoning, would public consensus match ...
May 27, 2012 |
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A new look at Apollo samples supports ancient impact theory
New investigations of lunar samples collected during the Apollo missions have revealed origins from beyond the Earth-Moon system, supporting a hypothesis of ancient cataclysmic bombardment for both worlds.
Space & Earth / Space Exploration
May 24, 2012 |
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Muslim Brotherhood candidate trails in race for Egypt's presidency: UMD poll
As Egypt prepares this week to elect its first president since the 2011 revolution, a new University of Maryland poll finds the Muslim Brotherhood's candidate tied for fourth place. Researchers describe the ...
Other Sciences / Social Sciences
May 21, 2012 |
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Study finds modern dog breeds genetically disconnected from ancient ancestors
Cross-breeding of dogs over thousands of years has made it extremely difficult to trace the ancient genetic roots of today's pets, according to a new study led by Durham University.
May 21, 2012 |
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Tracking a Jurassic reversal of the Earth's magnetic field
Roughly 180 million years ago, during the height of the Jurassic period, the Earth's magnetic field flipped, bringing the magnetic north pole once again into the Northern Hemisphere.
Space & Earth / Earth Sciences
May 17, 2012 |
4.5 / 5 (2) |
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Shining light on cells' inner workings
(Phys.org) -- Lanrong Bi and Nazmiye Yapici are shining new light on the hidden processes within cells. For their groundbreaking research, Bi, an assistant professor of chemistry at Michigan Technological ...
May 16, 2012 |
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DNA match fingers suspect 14 years after murder
A DNA match led to the arrest of a man accused of murdering a teenaged New York girl 14 years ago in what had been an unsolved case, city prosecutors said Thursday.
May 10, 2012 |
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Whale population size, dynamics determined based on ancient DNA
Estimates of whale population size based on genetics versus historical records diverge greatly, making it difficult to fully understand the ecological implications of the large-scale commercial whaling of the 19th and early ...
May 09, 2012 |
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A new glimpse into ancient human history
Analyzing DNA from four ancient skeletons and comparing it with thousands of genetic samples from living humans, a group of Scandinavian scientists reported that agriculture initially spread through Europe because farmers ...
Apr 30, 2012 |
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Water treatments alone not enough to combat fluorosis in Ethiopia
Increased intake of dietary calcium may be key to addressing widespread dental health problems faced by millions of rural residents in Ethiopia's remote, poverty-stricken Main Rift Valley, according to a new Duke University-led ...
Apr 26, 2012 |
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3
Spring nitrogen fertilizing for optimal wheat production
With longer and warmer days, wheat seeding and fertilizing has begun across the state. Using the right fertilizer source, rate, timing and placement is important for optimal production. Montana State University Extension ...
Apr 24, 2012 |
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Illuminating carbon's climate effects: Researchers demonstrate role of CO2 in deglaciatio
Harvard scientists are helping to paint the fullest picture yet of how a handful of factors, particularly a worldwide increase in atmospheric carbon dioxide, combined to end the last ice age 10,000-20,000 ...
Space & Earth / Earth Sciences
Apr 23, 2012 |
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