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Science News Archive - April 22, 2009

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Archaeologists have unearthed four new temples in the Sinai peninsula, including one of mud brick with fortified walls that served as an important religious center at the eastern gateway to ancient Egypt.

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Scientists at the University of California in San Francisco have discovered a potentially revolutionary new way of creating gasoline without the use of food crops, and without the pesky necessity of spending millions of years buried beneath the earth.

The potential economic benefits offered by the green economy in the current economic downturn will be explored on Budget Day by three leading experts in the fields of economics and environmental research: Dr Alex Bowen, of the LSE's Grantham Research Centre, Professor Paul Ekins of Kings College, London and Dr Ralf Martin part of the ESRC's Centre for Economic Performance.

The Walgreen Co., operator of the largest U.S. drugstore chain, is among the latest companies recalling possibly tainted pistachio products. The U.S.

Dartmouth researchers have determined that the presence of the rare element osmium is on the rise globally. They trace this increase to the consumption of refined platinum, the primary ingredient in catalytic converters, the equipment commonly installed in cars to reduce smog.

Thinking your memory will get worse as you get older may actually be a self-fulfilling prophecy. Researchers at North Carolina State University have found that senior citizens who think older people should perform poorly on tests of memory actually score much worse than seniors who do not buy in to negative stereotypes about aging and memory loss.

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Dr Elva Robinson and colleagues in the University's School of Biological Sciences fitted rock ants with tiny radio-frequency identification tags, each measuring 1 / 2,000 (one two-thousandth) the size of a postage stamp, then observed as they chose between a poor nest nearby and a good nest further away.

Researchers with the University of Hawaii Pacific Cooperative Studies Unit have examined the impact of unregulated planting of biofuel crops for their potential invasiveness and raised concerns about their impacts on Hawaii's environment.

Taking a new approach to the treatment and prevention of Alzheimer's disease, a research team led by investigators at the Mayo Clinic campus in Florida has shown that druglike compounds can speed up destruction of the amyloid beta (A-beta) proteins that form plaque in the brains of patients with the disorder.

Word of the Day
jument
  • A beast of burden; also, a beast in general.
'Jument' ultimately comes from the Latin 'jugum,' yoke.
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