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Scientists are reporting a new way to lower cholesterol. The process involves a tool called RNA interference. It uses a snippet of RNA to turn off a single gene at a time. In theory, genes responsible for producing cholesterol could be controlled to help prevent heart disease.

Forty years ago this month, the Beatles began recording Rubber Soul. A new tribute CD features remakes of the landmark album's 14 tracks. Some of the artists weren't even born yet in 1965, when Rubber Soul came out.

Lawmakers on Capitol Hill are hammering out language that will affect immigration and national security policy. One provision of a spending bill for military operations in Iraq and Afghanistan will call for stricter documentation in applying for a driver's license.

Life in a camp for people displaced by civil war illustrates the grim situation in Sudan. Refugees across the border in Chad are afraid to return to their villages in Darfur. Aid groups are preparing for a long stay.

Harvard University will spend $50 million over the next decade to promote diversity on its faculty and make changes in the way women in science and engineering are treated. University President Lawrence Summers has been criticized for theorizing that differences between the sexes may explain why so few women work in the academic sciences.

"We finally have the first look at our Milky Way black hole, Sagittarius A*," an international team of astrophysicists and researchers from the Event Horizon Telescope team said.

The site — comparable in size to the Grand Canyon — is about a hundred miles off the coast of New York City. It's home to a number of sensitive species including sperm whales and sea turtles.

Students affected do not have to take any further action to secure their funds, and the Department of Education will begin notifying those students soon, the agency said.

The mastermind behind metal's most cartoonishly grotesque band brought a sense of levity to the genre when it was in danger of being overwhelmed by negativity and self-importance.

John Davis pleaded guilty to charges in a conspiracy to misspend tens of millions of dollars that were intended to help needy families in one of the poorest states in the U.S.