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General Science / Chemistry news 1234

Money doesn't grow on trees, but gasoline might

April 07, 2008 | User rating: 4.6 / 5 after 31 vote(s) | User comments: 5

Researchers have made a breakthrough in the development of "green gasoline," a liquid identical to standard gasoline yet created from sustainable biomass sources like switchgrass and poplar trees.


Tuberculosis bacterium is double-protected

March 04, 2008 | User rating: 4.4 / 5 after 15 vote(s) | User comments: 3

The first 3-D images that disclosure a double membrane surrounding mycobacteria were recorded by Martinsried scientists, ending a long scientific debate about the mycobacterial outer membrane and opening new ...


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 ...


Clean, carbon-neutral hydrogen on the horizon

November 12, 2007 | User rating: 4.7 / 5 after 67 vote(s) | User comments: 7

Hydrogen as an everyday, environmentally friendly fuel source may be closer than we think, according to Penn State researchers.


Device Created for 'Red Wine Headache'

November 01, 2007 | User rating: 4.1 / 5 after 11 vote(s) | User comments: 2

A device first developed by chemistry professor Rich Mathies to look for signs of life on Mars could help avoid the dreaded “red wine headache.”


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 ...


Human urine as a safe, inexpensive fertilizer for food crops

October 08, 2007 | User rating: 4.2 / 5 after 21 vote(s) | User comments: 4

Researchers in Finland are reporting successful use of an unlikely fertilizer for farm fields that is inexpensive, abundantly available, and undeniably organic -- human urine. Their report on use of urine ...


Weird water: Discovery challenges long-held beliefs about water's special properties

January 18, 2008 | User rating: 4.3 / 5 after 75 vote(s) | User comments: 7

Beyond its role as the elixir of all life, water is a very unusual substance: Scientists have long marveled over counter-intuitive properties that set water apart from other solids and liquids commonly found in nature.


Researchers discover new hemoglobin function

November 05, 2007 | User rating: 4.6 / 5 after 33 vote(s) | User comments: 1

A team of researchers from Wake Forest University, the National Institutes of Health and other institutions has discovered a previously undetected chemical process within the oxygen-carrying molecule hemoglobin that could ...


'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 ...


A dash of salt grows healthier tomatoes

April 28, 2008 | User rating: 4.4 / 5 after 25 vote(s) | User comments: 1

Watering tomatoes with diluted seawater can boost their content of disease-fighting antioxidants and may lead to healthier salads, appetizers, and other tomato-based foods, scientists in Italy report. Their ...


Potential Alzheimer's disease drug target identified

March 14, 2008 | User rating: 4.6 / 5 after 8 vote(s) | User comments: 1

In findings with the potential to provide a therapy for Alzheimer’s disease patients where none now exist, a researcher at the University of California, San Diego and colleagues have demonstrated in mice a way to reduce the ...


Researchers solve decade-old mystery of hydrogen storage material

February 27, 2008 | User rating: 4.3 / 5 after 56 vote(s) | User comments: 4

Environmentally friendly hydrogen gas fueled vehicles can dramatically reduce greenhouse gas emissions and lessen the country’s dependence on sources of fossil fuel. Though several hydrogen vehicles exist on the market today, ...


New methane storage technology exceeds DOE goals

January 21, 2008 | User rating: 4.4 / 5 after 47 vote(s) | User comments: 3

In a major advance in alternative fuel technology, researchers report development of a sponge-like material with the highest methane storage capacity ever measured. It can hold almost one-third more methane ...


Scientists sort cells with beams of light

December 10, 2007 | User rating: 4.4 / 5 after 7 vote(s) | User comments: 2

Separating out particular kinds of cells from a sample could become faster, cheaper and easier thanks to a new system developed by MIT researchers that involves levitating the cells with light.


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