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...back to the lab, and as soon as we saw a sequence of the hemagglutinin, we looked at the receptor binding site and found indications of an alpha-2,6 binding specificity," Daniels, 54, recalls. "I knew then - we have a problem." (See pictures of thermal scanners hunting for swine...
Baghdad was not spared on Monday. At least 20 were killed by nine bombs that were planted in trash, on the side of a road, in cars and in a minibus. Many of the dead were day laborers on a tea break at a construction site as well as residents of both Sunni and Shi'ite neighborhoods. Despite the mayhem, Baghdad's citizens aren't so sure that al-Qaeda has the strength to bring the country to near civil chaos, as it did in 2006-07. Iraqis are beginning to believe that the Islamist radicals of al-Qaeda...
Hackers slowed Twitter to a standstill early on Aug. 6, frustrating millions of users. For the culprits, all it took to snarl the popular social-networking site was one of the oldest tools in the Internet hacker handbook: the distributed denial-of-service attack (commonly shortened to DDoS), a method that has been used to crash some of the Web's largest sites, including Yahoo...
...with requests for data until the server overloads and comes crashing down. Graham Cluley, a computer security expert, likened the attack to "15 fat men trying to get through a revolving door at the same time." The attacks do no lasting damage - user data aren't compromised, and the site isn't down for long. Once the fat men stop rushing the doors, everything returns to normal. (See the top 10 celebrity Twitter feeds...
...neighboring Eritrea. She was clear that this was in Washington's interest, warning that "if al-Shabaab were to obtain a haven in Somalia which could then attract al-Qaeda and other terrorist actions, it would be a threat to the U.S." To make the point, Clinton visited the site of the 1998 bombing of the U.S. embassy in Nairobi. Al-Qaeda was believed to have been behind the twin bombings in Dar es Salaam and Nairobi that killed more than 200 people...