31/07/2009

Security researchers offer caution on smart grids

(AP) -- The race to build a "smarter" electrical grid could have a dark side. Security experts are starting to show the dangers of equipping homes and businesses with new meters that enable two-way communication with utilities.

UCSD Engineer Provides Insights to Decades-Old DNA Squabble

(PhysOrg.com) -- A group of nanoengineers, biologists and physicists have used innovative approaches to deduce the internal structure of chromatin, a key player in DNA regulation, to reconcile a longstanding controversy in ...

'Last Lecture' prof's program to be updated

(AP) -- Carnegie Mellon University will release an updated version of the animation-based software developed by late "last lecture" professor Randy Pausch to teach computer programming.

Era Ends for Space Shuttle Main Engine Test Program

(PhysOrg.com) -- With 520 seconds of shake, rattle and roar on July 29, NASA's John C. Stennis Space Center marked the end of an era for testing the space shuttle main engines that have powered the nation's Space Shuttle ...

Financial Crisis Reduces Economic Freedom in China and the West

(PhysOrg.com) -- The current financial crisis may reduce economic freedom as governments are likely increase intervention in a bid to protect their own economies - according to a study in Pacific Focus published by Wiley-Blackwell. ...

Researchers create drought conditions to unearth solutions

Droughts have devastating effects on farmers. In most of the world, droughts are the leading cause of crop failure. Droughts increase consumer costs, kill livestock, reduce crop yields, and trigger wildfires and dust storms, ...

The suicide tourist trap

The international media report that citizens from across the world are travelling, or seeking to travel, to Switzerland, where they hope to be helped to die. But this 'suicide tourism' presents distinctive ethical, legal ...

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