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China's "Tianhe-2" (Milky Way 2) supercomputer took first place in one recent speed test, clocking in at 30 quadrillion calculations per second--about twice as fast as the best American machines. The U.S. still has more supercomputers than any other nation, but some experts say computer speed is a measure of a country's scientific innovation, and worry the U.S. is lagging behind.

The U.S. was a reluctant entrant into World War I. But when America joined the battle 100 years ago, on April 6, 1917, it transformed a small military in a major international force almost overnight.

College football's national championship will be decided Wednesday when Texas faces defending champion Southern California in the Rose Bowl. Six games on Monday offered a wild series of warmups, while in a final preliminary on Tuesday night, Penn State and Florida State meet in the Orange Bowl.

Sure you can always cook up a burger or a hot dog, chicken or steak, but I decided to take a look at a few of these favorites and give them a new twist this Memorial Day.

He married her off at age 15 to a man in his 40s with a reputation as a heavy drinker. In his quest to undo the deed, he has started a revolution in his Northern India village.

Esther Phillips was a hugely popular teenage R&B singer who, in 1962, recorded the top-10 hit "Release Me."

Rock critic Ken Tucker gives us his top picks in pop for 2004. He runs down his 10 best albums, and then talks about some trends of 2004, such as the return of punk, the year of the hip-hop producer, crunk music, and the potential end of an era as iPods and single song downloads replace album purchases. Ken Tucker is also a film critic for New York magazine.

Top designers are showing off their spring 2013 collections in New York. Host Michel Martin gets a glimpse of what's hot and what's not with Isabel Wilkinson, editor of the fashion section for The Daily Beast. They also discuss Michelle Obama and Ann Romney's fashion picks at the conventions.

NPR's reporters on the ground in Italy reflect on a far-flung, jam-packed Winter Olympics.

Our resident chef Kathy Gunst shares recipes for roasted beet salad, beet napoleons, beet hummus and more.