Brightsurf Science News & Current Events

November 23, 2007
New study highlights stigma and stress of living with HIV/AIDS in Serbia
Many people with HIV/AIDS in Serbia and Montenegro experience stigma, loneliness and ostracism, and can find it difficult to secure work and support themselves, according to new research findings.

Environmental monitoring goes high-tech in Switzerland
How can we prepare for the natural hazards that will result from environmental change?

Bear hunting altered genetics more than Ice Age isolation
It was not the isolation of the Ice Age that determined the genetic distribution of bears, as has long been thought.

Mars Express -- 5000 orbits and counting
On Dec. 25, 2003, Europe's first Mars orbiter arrived at the Red Planet.

A vitamin B12 derivative could potentially be used to treat hypertension and heart disease
Nitric oxide is a very important regulator of blood pressure and blood flow to the heart and other organs.

Digital preservation: Alliance set to tackle science's new frontier
A new digital divide, or rather chasm, is opening up in the scientific enterprise, and something urgently needs to be done to prevent data from being lost into oblivion At the Second International Conference on Permanent Access to the Records of Science held in Brussels on Nov.

ESA and Inmarsat sign innovative Alphasat satellite contract
ESA and Inmarsat Global Ltd. announce on Friday, Nov. 23 in Paris the formal signature of the contract for Alphasat satellite, one of the world's largest telecommunications satellites.

Scientists melt million-year-old ice in search of ancient microbes
Researchers from the University of Delaware and the University of California at Riverside have thawed ice estimated to be at least a million years old from above Lake Vostok, an ancient lake that lies hidden more than two miles beneath the frozen surface of Antarctica.

Dunes, climate models don't match up with paleomagnetic records
For a quarter-century or more, the view among geoscientists has been that the portion of the ancient supercontinent of Pangea that is now the Colorado Plateau in southern Utah shifted more than 1,300 miles north during a 100-million year span that ended about 200 million years ago in the early Jurassic Period, when Pangea began to break up.

Rebuilding the evolutionary history of HIV-1 unravels a complex loop
An essential component of the human immunodeficiency virus (HIV-1) molecular machinery responsible for infecting cells consists of functionally-specialized layers, according to a new study published Nov.
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