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Computer ChipsIn order to meet the demand for ever smaller and faster computer chips, IBM and the California Institute of Technology have been researching the use of DNA molecules in microprocessors. It turns out that the building blocks of life may help keep alive Moore’s Law that computer performance doubles every two years.

computer keyboardCNET News reported on August 6 that “a Georgian blogger with accounts on Twitter, Facebook, LiveJournal, and Google's Blogger and YouTube was targeted in a denial-of-service attack that led to the sitewide outage at Twitter and problems at the other sites on Thursday, according to a Facebook executive.”

Twitter co-founder and CEO Evan WilliamsA denial-of-service attack took down the Twitter short messaging service on the morning of August 6. As of this writing, the Twitter status blog says that “the site is back up, but we are continuing to defend against and recover from this attack.”

computerThe Los Angeles Times reported on August 5 that the Defense Department is studying how to use social networking sites such as Facebook, MySpace, and Twitter without compromising security. In a similar story, the New York Times mentioned on August 3 that the National Football League is clamping down on Twitter and text messaging.

ATMPC World reported on August 3 that the U.S. Secret Service is investigating some ATM machines in Las Vegas that are subtracting money from a user’s account without dispensing any cash. Ironically, the problem was first reported by one of the presenters from a Defcon hacker conference being held in Vegas.

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