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OK, Grease lyrics aside, when it comes to gastronomy, certain foods just belong together: red wine and red meat, sushi and ginger, tea and biscuits, beer and pretzels. But, ever wonder why your favorite cabernet goes so well with a nice filet mignon? What makes two flavors jibe?

Affirmative action in higher education appeared to take a potentially lethal hit on Wednesday, as the U.S. Supreme Court heard arguments testing the constitutionality of a race-conscious admission program at the University of Texas, Austin.

Just how many abortion positions does Mitt Romney have? Once again, that answer is unclear.

This time the confusion began Tuesday, during a meeting with the editorial board of the Des Moines Register.

Two Americans have won the 2012 Nobel Prize in Chemistry. Robert Lefkowitz and Brian Koblika were awarded the prize for their work on protein receptors that tell cells what's going on around the human body. Their research has allowed drug makers to develop medication with fewer side effects. The pair with share the $1.2 million award.

No more Mr. Nice Guy. That was essentially what President Obama told Tom Joyner, the black-radio megahost, to expect at upcoming presidential debates.

On Wednesday, the president explained that his main mistake at last week's debate with Republican challenger Mitt Romney was an excess of gentility.

Obama's self-critique, such as it was, came in response to a Joyner question:

A terrorism trial unfolding in a federal court in Minneapolis is providing a rare look inside a jihadi pipeline that funneled some two dozen young Somali-Americans to Somalia to join a terrorist group there.

The testimony from three young men who joined a group affiliated with al-Qaida and subsequently returned to the U.S. has shown just how easy it is for young men to leave the U.S. and join a terrorist organization.

Alex Karras played defense for the Detroit Lions in the 1960s. He turned to acting when he retired his cleats, landing a number of character roles in television and film. He was 77.