Search results for organic solvents
Tracing the traces: Nanogram concentrations of a toxic compound detected in chlorinated tap water
Chemistry / Analytical Chemistry
9 hours ago |
5 / 5 (2) |
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(PhysOrg.com) -- Drinking water can transmit a number of diseases, including typhoid, dysentery, cholera, and diarrhea, which can then spread explosively throughout an entire service area. To avoid this problem, drinking ...
Shallow Origins
Space & Earth / Earth Sciences
20 hours ago |
5 / 5 (6) |
1
In finding answers to the mystery of the origin of life, scientists may not have to dig too deep. New research is shedding light on shallower waters as a possible location for where life on Earth began.
Probing Question: What are the origins of skiing?
21 hours ago |
3 / 5 (4) |
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Swoosh…Undeniably, this is the sound of skiing. As winter approaches, legions of avid skiers are preparing their equipment. Skis are being waxed, boots are being pulled out of storage and people are yearning ...
Glowing channels: Microanalysis system for rapid mercury detection
Chemistry / Analytical Chemistry
Dec 22, 2009 |
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(PhysOrg.com) -- Water contaminated with mercury is very dangerous for both people and the environment, as mercury is one of the most toxic heavy metals. Though laboratory analyses do deliver precise quantitative measurements, ...
Researchers are on the path to creating nano-MRI images
Dec 22, 2009 |
4.7 / 5 (6) |
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(PhysOrg.com) -- Cornell researchers are devising methods to detect the magnetic fields of individual electrons and atomic nuclei, which they hope to use to make a nanoscale version of magnetic resonance imaging.
'Particle soup' discovery will improve climate predictions
Space & Earth / Earth Sciences
Dec 21, 2009 |
4.1 / 5 (7) |
2
(PhysOrg.com) -- New research from scientists at The University of Manchester is set to improve predictions about climate and air quality - and make life easier for those suffering from respiratory problems.
How to Find Signs of Life on Mars
Space & Earth / Space Exploration
Dec 18, 2009 |
3.7 / 5 (3) |
2
By studying the signatures of fossil life on Earth, geobiologists can get a clue of what to look for when hunting for extraterrestrial life on Mars.
Bourbon versus vodka: Bourbon hurts more the next day, performance is the same
Dec 18, 2009 |
3.7 / 5 (3) |
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Many alcoholic beverages contain byproducts of the materials used in the fermenting process. These byproducts are called "congeners," complex organic molecules with toxic effects including acetone, acetaldehyde, fusel oil, ...
How water forms where Earth-like planets are born
Dec 17, 2009 |
4.9 / 5 (10) |
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(PhysOrg.com) -- In a study that helps to explain the origins of water on Earth, University of Michigan astronomers have found that water vapor can form spontaneously in habitable zones of solar systems, and that it develops ...
Fertilizer use not always helpful in revegetation efforts
Dec 17, 2009 |
4.6 / 5 (5) |
3
Companies and communities trying to restore vegetation on damaged northern landscapes should think twice about using fertilizer to stimulate growth according to new research published in the November issue of Arctic, Antarctic an ...
Almost two-thirds of pregnant women believe they are regularly exposed to physical risk at work
Dec 17, 2009 |
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A new study shows the employment and sociodemographic characteristics involved in the exposure of pregnant women to workplace hazards. Of these, 56% say they often work standing up or have to lift heavy objects, ...
Organic flash memory developed
Dec 17, 2009 |
4.7 / 5 (20) |
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(PhysOrg.com) -- Researchers at the University of Tokyo have developed a non-volatile memory that has the same basic structure as a flash memory but is made from cheap, flexible, organic materials.
New way to break some of the strongest chemical bonds
Dec 16, 2009 |
4.6 / 5 (24) |
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(PhysOrg.com) -- Scientists at Cornell University in the U.S. have found a new way of breaking two of the strongest chemical bonds, at ambient temperature and pressure, and this breakthrough could lead to ...
DNA of Jesus-era shrouded man in Jerusalem reveals earliest case of leprosy
Other Sciences / Archaeology & Fossils
Dec 16, 2009 |
3.8 / 5 (13) |
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The DNA of a 1st century shrouded man found in a tomb on the edge of the Old City of Jerusalem has revealed the earliest proven case of leprosy. Details of the research will be published December 16 in the ...
Thermochemical nanolithography now allows multiple chemicals on a chip
Dec 16, 2009 |
4.5 / 5 (4) |
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(PhysOrg.com) -- Scientists at Georgia Tech have developed a nanolithographic technique that can produce high-resolution patterns of at least three different chemicals on a single chip at writing speeds of ...
