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General Science / Chemistry news 1234

A dash of lime -- a new twist that may cut CO2 levels back to pre-industrial levels

July 21, 2008 | User rating: 3.9 / 5 after 104 vote(s) | User comments: 26

Scientists say they have found a workable way of reducing CO2 levels in the atmosphere by adding lime to seawater. And they think it has the potential to dramatically reverse CO2 accumulation in the atmosphere, reports Cath ...


Super atoms turn the periodic table upside down

July 01, 2008 | User rating: 4.6 / 5 after 99 vote(s) | User comments: 11

Researchers at Delft University of Technology in The Netherlands have developed a technique for generating atom clusters made from silver and other metals. Surprisingly enough, these so-called super atoms ...


Marine worm's jaws say 'cutting-edge new aerospace materials'

July 14, 2008 | User rating: 4.5 / 5 after 30 vote(s) | User comments: 6

Researchers in California and New Hampshire report the first detailed characterization of the protein composition of the hard, fang-like jaws of a common marine worm. Their work could lead to the design of ...


First DNA molecule made almost entirely of artificial parts

July 07, 2008 | User rating: 4.4 / 5 after 42 vote(s) | User comments: 4

Chemists in Japan report development of the world's first DNA molecule made almost entirely of artificial parts. The finding could lead to improvements in gene therapy, futuristic nano-sized computers, and ...


The tummy's taste for red wine with red meat

June 30, 2008 | User rating: 4.6 / 5 after 14 vote(s) | User comments: 1

What happens when red wine meets red meat? If the rendezvous happens in the stomach, scientists in Israel are reporting, wine's bounty of healthful chemical compounds may thwart formation of harmful substances ...


For Clean Water: Chlorine-tolerant membranes for desalination

July 22, 2008 | User rating: 4.3 / 5 after 11 vote(s) | User comments: 1

(PhysOrg.com) -- One of the most pressing needs of our time is safe, sustainable access to fresh water. The dominant technology for desalination of water is membrane-based desalination, an energy-efficient, environmentally ...


Small protein may have big role in making more bone and less fat

July 01, 2008 | User rating: not shown ( 4 vote(s) ) | User comments: 1

A small protein may have a big role in helping you make more bone and less fat, researchers say. "The pathways are parallel, and the idea is if you can somehow disrupt the fat production pathway, you will get more bone," ...


New insight to demineralization

July 07, 2008 | User rating: not shown ( 3 vote(s) ) | User comments: 1

From toothpaste to technology, noncrystalline or amorphous silica is an active ingredient in a myriad of products that we use in our daily lives. As a minor, but essential component of vertebrate bone, an understanding of ...


Cranberry juice creates energy barrier that keeps bacteria away from cells, study shows

July 21, 2008 | User rating: 4.8 / 5 after 12 vote(s) | User comments: 1

For generations, people have consumed cranberry juice, convinced of its power to ward off urinary tract infections, though the exact mechanism of its action has not been well understood. A new study by researchers at Worcester ...


'Green' potato health risk can be eliminated by cutting away affected area

3 hours ago | User rating: not shown ( 3 vote(s) ) | User comments: 1

Potatoes that have turned 'green' can potentially contain a naturally occurring toxin called Glycoalkaloids (GA) and pose a risk to public health according to a review paper published in the latest online issue of SCI's Journal ...