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General Science / Chemistry news 1234

Researchers develop inexpensive, easy process to produce solar panels

July 18, 2007 | User rating: 4.5 / 5 after 212 vote(s) | No comments yet

Researchers at New Jersey Institute of Technology have developed an inexpensive solar cell that can be painted or printed on flexible plastic sheets.


Genetic 'telepathy'? A bizarre new property of DNA

January 28, 2008 | User rating: 4.3 / 5 after 96 vote(s) | User comments: 10

Scientists are reporting evidence that intact, double-stranded DNA has the “amazing” ability to recognize similarities in other DNA strands from a distance. And then like friends with similar interests, the bits of genetic ...


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 ...


'Juiced-up' Sugar-Fueled Battery Could Power Portable Electronics

March 25, 2007 | User rating: 4.5 / 5 after 75 vote(s) | No comments yet

Juicing up your cell phone or iPod may take on a whole new meaning in the future. Researchers at Saint Louis University in Missouri have developed a fuel cell battery that runs on virtually any sugar source — from soft drinks ...


Mystery solved: Chemicals made Stradivarius violins unique, says professor

November 29, 2006 | User rating: 4.5 / 5 after 69 vote(s) | No comments yet

Answering a question that has lingered for centuries, a team of scientists has proved that chemicals used to treat the wood used in Stradivarius and Guarneri violins are the reasons for the distinct sound produced by the ...


Engineers perfecting hydrogen-generating technology

August 27, 2007 | User rating: 4.6 / 5 after 107 vote(s) | No comments yet

Researchers at Purdue University have further developed a technology that could represent a pollution-free energy source for a range of potential applications, from golf carts to submarines and cars to emergency ...


Scientists discover new class of polymers

January 03, 2007 | User rating: 4.4 / 5 after 49 vote(s) | No comments yet

They said it couldn't be done. And that's what really motivated UD polymer chemist Chris Snively and Jochen Lauterbach, professor of chemical engineering at UD.


Device Uses Solar Energy to Convert Carbon Dioxide into Fuel (Update)

April 18, 2007 | User rating: 4.6 / 5 after 150 vote(s) | User comments: 1

Chemists at the University of California, San Diego have demonstrated the feasibility of exploiting sunlight to transform a greenhouse gas into a useful product.


Plastic that grows on trees

June 14, 2007 | User rating: 4.7 / 5 after 95 vote(s) | No comments yet

Scientists took a giant step closer to the biorefinery this week, reporting in the June 15 issue of the journal Science that they have directly converted sugars ubiquitous in nature to an alternative ...


Genetically engineered blood protein can be used to split water into oxygen and hydrogen

December 01, 2006 | User rating: 4.8 / 5 after 166 vote(s) | No comments yet

Scientists have combined two molecules that occur naturally in blood to engineer a molecular complex that uses solar energy to split water into hydrogen and oxygen, says research published today in the Journal ...


Cheap source of energy: Cell splits water via sunlight to produce hydrogen

May 01, 2007 | User rating: 4.7 / 5 after 130 vote(s) | No comments yet

Engineers at Washington University in St. Louis have developed a unique photocatalytic cell that splits water to produce hydrogen and oxygen in water using sunlight and the power of a nanostructured catalyst.


Splitting Water with Sunlight

September 25, 2007 | User rating: 4.5 / 5 after 146 vote(s) | No comments yet

Hydrogen is one of the most important fuels of the future, and the sun will be one of our most important sources of energy. Why not combine the two to produce hydrogen directly from solar energy without any detours involving ...


MIT laser method unveils ultrafast photochemical reactions

September 29, 2006 | User rating: 4.2 / 5 after 9 vote(s) | No comments yet

MIT researchers have made a fundamental advance in understanding how different environments affect chemical reactions by devising a novel way to observe ultrafast photochemical reactions--reactions induced ...


Culinary shocker: Cooking can preserve, boost nutrient content of vegetables

December 24, 2007 | User rating: 4.5 / 5 after 67 vote(s) | User comments: 2

In a finding that defies conventional culinary wisdom, researchers in Italy report that cooking vegetables can preserve or even boost their nutritional value in comparison to their raw counterparts, depending ...


Scientists invent real-life 'tricorder' for chemical analysis

February 27, 2007 | User rating: 4.5 / 5 after 46 vote(s) | No comments yet

Purdue University researchers have created a handheld sensing system its creators liken to Star Trek's "tricorder" used to analyze the chemical components of alien worlds. But the system could have down-to-earth applications, ...


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