Sulfur in marine archaeological shipwrecks -- the 'hull story' gives a sour aftertaste 2 hours ago | User rating: not shown ( 1 vote(s) ) | No comments yet
Advanced chemical analyses reveal that, with the help of smart scavenging bacteria, sulfur and iron compounds accumulated in the timbers of the Swedish warship Vasa during her 333 years on the seabed of the Stockholm harbour. ... | |
MIT crafts bacteria-resistant films 19 hours ago | User rating: not shown ( 1 vote(s) ) | No comments yet
Having found that whether bacteria stick to surfaces depends partly on how stiff those surfaces are, MIT engineers have created ultrathin films made of polymers that could be applied to medical devices and other surfaces ... | |
 Fuel cells: distant dream, but burning with promise 21 hours ago | User rating: 4.1 / 5 after 10 vote(s)
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Some day, fuel cells may power your car and exhaust only water and perhaps carbon dioxide. More efficient and cleaner than an internal combustion engine, their emissions will be much lower. They may also run ... | |
 Simple Model Cell is Key to Understanding Cell Complexity 20 hours ago | User rating: not shown ( 3 vote(s) ) | No comments yet
A team of Penn State researchers has developed a simple artificial cell with which to investigate the organization and function of two of the most basic cell components: the cell membrane and the cytoplasm--the ... | |
 Improved Ion Mobility Is Key to New Hydrogen Storage Compound May 14, 2008 | User rating: 4.7 / 5 after 6 vote(s)
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A materials scientist at the National Institute of Standards and Technology has deciphered the structure of a new class of materials that can store relatively large quantities of hydrogen within its crystal ... | |
Chemistry of Airborne Particulate -- Lung Interactions Revealed May 14, 2008 | User rating: not shown ( 4 vote(s) ) | No comments yet
Exactly how airborne particulates harm our lungs still puzzles epidemiologists, physicians, environmental scientists, and policy makers. Now California Institute of Technology researchers have found that they act by impairing ... | |
 Air pollution, smoking affect latent tuberculosis May 13, 2008 | User rating: not shown ( 3 vote(s) ) | No comments yet
A toxic gas present in air pollution and tobacco smoke plays a significant role in triggering tuberculosis infection, according to a new study from researchers at the University of Alabama at Birmingham (UAB). | |
'Super yeasts' produce 300 times more protein than previously possible May 12, 2008 | User rating: 4.3 / 5 after 20 vote(s)
| User comments: 1
Researchers in California report development of a new kind of genetically modified yeast cell that produces complex proteins up to 300 times more than possible in the past. These “super yeasts” could help boost production ... | |
 New clues to how proteins dissolve and crystallize May 12, 2008 | User rating: 4.8 / 5 after 10 vote(s)
| User comments: 1
In the late 19th century the Czech scientist Franz Hofmeister observed that some salts (ionic compounds) aided the solution of proteins in egg white, some caused the proteins to destabilize and precipitate, ... | |
 Put the Trees in the Ground: A solution for the global carbon dioxide problem? May 13, 2008 | User rating: 3.2 / 5 after 5 vote(s)
| User comments: 6
Of the current global environmental problems, the excessive release of carbon dioxide from the combustion of fossil fuels and the related global warming is one of the most pressing. | |
 New process may convert toxic computer waste into safe products May 12, 2008 | User rating: 4.5 / 5 after 6 vote(s)
| User comments: 1
Discarded computer parts could one day wind up fueling your car. That’s because researchers in Romania and Turkey have developed a simple, efficient method for recycling printed circuit boards into environmentally-friendly ... | |
 Identifying abnormal protein levels in diabetic retinopathy May 12, 2008 | User rating: not shown ( 1 vote(s) ) | No comments yet
Researchers in Massachusetts are reporting an advance in bridging huge gaps in medical knowledge about the biochemical changes that occur inside the eyes of individuals with diabetic retinopathy (DR) — a leading ... | |
 Warming up for Magnetic Resonance Imaging May 08, 2008 | User rating: 4.8 / 5 after 21 vote(s)
| User comments: 1
Standard magnetic resonance imaging, MRI, is a superb diagnostic tool but one that suffers from low sensitivity, requiring patients to remain motionless for long periods of time inside noisy, claustrophobic ... | |
Power from Formic Acid May 07, 2008 | User rating: 4.5 / 5 after 31 vote(s)
| User comments: 3
One of the central challenges of our time is the supply of enough environmentally friendly and resource-efficient energy to our society. In this context, hydrogen technology has taken on increased importance. | |
Lab in a Drop May 06, 2008 | User rating: 4.5 / 5 after 14 vote(s)
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Analysis and diagnosis in a chip format are coming of age, but their practical application has been limited because until now, the sample usually had to be prepared separately and on a nonminiaturized scale. Jürgen Pipper ... | |
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