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General Science / Chemistry news 1234

Global warming: French scientists tweak carbon-storing powder

May 05, 2008 | User rating: 2.9 / 5 after 7 vote(s) | No comments yet

French-led technologists said they had beefed up the performance of a nano-powder that stores carbon dioxide (CO2) in what could be a step forward in tackling global warming caused by road traffic.


Talking up a new role for cell phones in telemedicine

May 05, 2008 | User rating: not shown ( 2 vote(s) ) | No comments yet

After launching a communications revolution, cell phones are talking up a potentially life-saving new role in telemedicine — the use of telecommunications technology to provide medical diagnosis and patient ...


Researchers uncover mechanism of action of antibiotic able to reduce neuronal cell death in brain

May 09, 2008 | User rating: 4.7 / 5 after 7 vote(s) | User comments: 1

Virginia Commonwealth University researchers have discovered how an antibiotic works to modulate the activity of a neurotransmitter that regulates brain functions, which eventually could lead to therapies to treat Alzheimer’s ...


Absinthe uncorked: The 'Green Fairy' was boozy -- but not psychedelic

April 29, 2008 | User rating: 4.2 / 5 after 29 vote(s) | User comments: 3

A new study may end the century-old controversy over what ingredient in absinthe caused the exotic green aperitif’s supposed mind-altering effects and toxic side-effects when consumed to excess. In the most ...


'Father of LSD' takes final trip

April 30, 2008 | User rating: 4.8 / 5 after 16 vote(s) | User comments: 5

Albert Hofmann, the Swiss chemist who discovered the now-banned hallucinogenic drug LSD that was an icon of the Hippy movement, has died at the age of 102, authorities said on Wednesday.


Scientists make chemical cousin of DNA for use as new nanotechnology building block

April 29, 2008 | User rating: 4.6 / 5 after 16 vote(s) | User comments: 2

In the rapid and fast-growing world of nanotechnology, researchers are continually on the lookout for new building blocks to push innovation and discovery to scales much smaller than the tiniest speck of dust.


'Crispy noodle' chemistry could reduce carbon emissions

May 06, 2008 | User rating: 4.5 / 5 after 6 vote(s) | No comments yet

A new material developed in Manchester, which has a structure that resembles crispy noodles, could help reduce the amount of carbon dioxide being pumped out and drive the next generation of high-performance ...


Munch-o-matic: Scientists develop the artificial mouth

May 05, 2008 | User rating: not shown ( 4 vote(s) ) | User comments: 1

For years scientists have tried to build an electronic tongue, a robotic tasting device that could have profound applications in improving food quality and safety. But before machines learn to taste their ...


Scientists determine drug target for the most potent botulinum neurotoxin

April 29, 2008 | User rating: not shown ( 3 vote(s) ) | User comments: 1

Botulinum neurotoxin – responsible for the deadly food poisoning disease botulism and for the beneficial effects of smoothing out facial wrinkles – can also be used as a dreaded biological weapon. When ingested or inhaled, ...


Technological breakthrough in the fight to cut greenhouse gases

April 24, 2008 | User rating: 3.2 / 5 after 5 vote(s) | No comments yet

Scientists at Newcastle University have pioneered breakthrough technology in the fight to cut greenhouse gases. The Newcastle University team, led by Michael North, Professor of Organic Chemistry, has developed a highly energy-efficient ...


Chemists reproduce the rose's 'petal effect'

April 21, 2008 | User rating: 4.4 / 5 after 9 vote(s) | User comments: 1

The lotus flower is nature’s “slip n’ slide,” where water beads skate along each petal’s surface like liquid metal. Now, chemists reveal the ying to the lotus’ frictionless yang: rose petals. Chemists have ...


First atomic-level look at a protein that causes brain disease

April 22, 2008 | User rating: 4.4 / 5 after 7 vote(s) | No comments yet

For the first time, researchers have peered deeply at the atomic level into the protein that causes hereditary cerebral amyloid angiopathy (CAA) -- a disease thought to cause stroke and dementia. The study pinpointed a tiny ...


Findings a step toward making new optical materials

April 22, 2008 | User rating: 4.3 / 5 after 10 vote(s) | No comments yet

Chemical engineers have developed a "self-assembling" method that could lead to an inexpensive way of making diamondlike crystals to improve optical communications and other technologies.


Meteorites delivered the 'seeds' of Earth's left-hand life

April 06, 2008 | User rating: 4.5 / 5 after 89 vote(s) | User comments: 9

Flash back three or four billion years — Earth is a hot, dry and lifeless place. All is still. Without warning, a meteor slams into the desert plains at over ten thousand miles per hour. With it, this violent ...


Alligator blood may put the bite on antibiotic-resistant infections

April 07, 2008 | User rating: 4.3 / 5 after 66 vote(s) | User comments: 2

Despite their reputation for deadly attacks on humans and pets, alligators are wiggling their way toward a new role as potential lifesavers in medicine, biochemists in Louisiana reported today at the 235th ...


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