30/04/2010

Transportation governed by simple rules

(PhysOrg.com) -- All life on earth is threatened by chaos. In this sense, a cell is like a ship which could at any moment sink in a sea of chaos. It must constantly consume energy to maintain the same level of order to avoid ...

The Supernovae of Triangulum

(PhysOrg.com) -- The Triangulum Galaxy, at a distance of only 2.6 million light-years, is one of the closest spiral galaxies to earth. It is also the third largest member of our galactic neighborhood (after Andromeda and ...

Cell phone sales up 22 pct as economy recovers

(AP) -- The number of cell phones sold worldwide rose 22 percent in the first quarter compared with a year earlier, as both the economic recovery and an appetite for smart phones drove a rebound in sales, according to research ...

Gulf spill spells uncertainty for new drilling

(AP) -- In the conservative Florida Pandhandle, where Sarah Palin's battle cry "Drill, Baby, Drill" is still visible on car bumpers, some are reconsidering their support of offshore drilling as a growing spill in the Gulf ...

Google, Germany bury hatchet over 'Street View'

Germany said Friday that Google had agreed to address thorny privacy concerns before launching its Street View navigation service in the country, ending a row between the firm and Berlin.

Satellites, DNA and dolphins

Using DNA samples and images from Earth-orbiting satellites, conservationists from Columbia University, the Wildlife Conservation Society, the American Museum of Natural History, and Fundación AquaMarina, are gathering ...

European innovation tackles power cuts

Many European countries have just endured their coldest, most protracted winter in decades, and the importance of a secure and reliable energy supply has never been more evident. Additionally, bad weather can cause unprecedented ...

Biochemist unlocks gene's role in breast-tumor growth

New research led by McGill Biochemist Dr. William Muller helps explain why breast-milk cells lose their structure, causing them to clump up in strange ways (photos available) and sometimes become cancer tumors. With the support ...

ARS scientists study effects of grazing on grouse habitat

Agricultural Research Service (ARS) scientists at the Eastern Oregon Agricultural Research Center in Burns, Ore., are taking a careful look at how grazing cattle affect sage-grouse habitat on high desert rangelands.

In the World: Clean Water for Ghana

Nearly 1 billion people do not have access to clean drinking water. The problem is particularly dire in Ghana, where diarrhea causes 25 percent of all deaths of children below the age of five each year, according to UNICEF. ...

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