20/07/2011

Swimming tragedy sparks hi-tech safety drive

The death of a competitor in an open water race has prompted swimming chiefs to introduce high-tech sonar equipment to keep athletes safe at the world championships in Shanghai.

Nation's fight against cyber intruders goes local

The next frontier in the fight to keep crucial electronic networks safe from harm will play out as close to home as Town Hall and require more involvement from private industry, which controls 85 percent of the infrastructure, ...

Landsat satellites track continued Missouri River flooding

Flooding along the Missouri River continues as shown in recent Landsat satellite images of the Nebraska and Iowa border. Heavy rains and snowmelt have caused the river to remain above flood stage for an extended period.

Fermilab experiment discovers a heavy relative of the neutron

(PhysOrg.com) -- Scientists of the CDF collaboration at the Department of Energy's Fermi National Accelerator Laboratory announced the observation of a new particle, the neutral Xi-sub-b (Ξb0). This particle contains ...

Evolution provides clue to blood clotting

A simple cut to the skin unleashes a complex cascade of chemistry to stem the flow of blood. Now, scientists at Washington University School of Medicine in St. Louis have used evolutionary clues to reveal how a key clotting ...

After the revolution: Groups vie for minds, votes of Egyptians

Despite helping to push Hosni Mubarak and his regime from power, Egypt's liberals and pro-democracy activists are having trouble moving from revolution to politics, according to a recent article in the World Policy Journal.

Seeing the S-curve in everything

Esses are everywhere. From economic trends, population growth, the spread of cancer, or the adoption of new technology, certain patterns inevitably seem to emerge. A new technology, for example, begins with slow acceptance, ...

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