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...This represents significant progress on a very difficult problem,” said Hartl, whose research also focuses on how gene evolution affects organisms at the molecular level...

Author: By Helen X. Yang, CRIMSON STAFF WRITER | Title: Harvard Researchers Use Innovative Method to Follow Genetic Footprint | 1/8/2010 | See Source »

...five seats in the Senate. But in order to achieve this, Republicans must unify their fractured party, and given the spate of conservative primary challenges, from Mark Rubio in Florida to Rand Paul in Kentucky, this will be no easy task. The tea-party movement is also making life difficult for new recruits like Griffith, who after switching parties now faces a tough primary. And the GOP is plagued by cash woes. After spending heavily in the Virginia and New Jersey gubernatorial races last November, the Republican National Committee has $8.7 million left in the bank - the worst balance...

Author: /time Magazine | Title: Senate Retirements Point to Dems' Uphill Election Fight | 1/7/2010 | See Source »

...ICBM because they would not be able to inspect American ICBM construction sites. Kristensen says that's because the U.S. isn't building any new missiles. "It may seem absurd, but both sides are very edgy about maintaining parity in all respects," he says. "That makes negotiations very difficult...

Author: /time Magazine | Title: Obama's Nuclear Arms Pledge Hits Stumbling Block | 1/7/2010 | See Source »

...nation as a breeding ground for extremists. Saleh - a professed U.S. Ally - has promised action and indeed has sent hundreds of extra soldiers to the front lines of al-Qaeda-dominated territory east of Sana'a. But U.S. officials view him as a fickle leader facing a difficult array of threats - from a sectarian rebellion in the north and a secessionist movement in the south, to say nothing of dwindling water supplies and oil reserves. In the past, the Yemeni government has been lax about the threat from al-Qaeda, and critics have charged that Saleh has used jihadists against...

Author: /time Magazine | Title: Yemen: The Most Fragile Ally | 1/7/2010 | See Source »

...through a massive tide of intelligence on a daily basis, two experts tell TIME. They note that the warnings about Abdulmutallab came from varying sources - including CIA intercepts in Yemen and the U.S. embassy in Nigeria - and were sent to different U.S. security organizations. Connecting the dots becomes more difficult when multiple streams of intelligence empty into several different lakes, the experts say. (See pictures of Umar Farouk Abdulmutallab...

Author: /time Magazine | Title: Flight 253: Too Much Intelligence to Blame? | 1/7/2010 | See Source »

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