In the courtyard of the Chateau de Chambord, the grandest of the UNESCO-lauded castles in the Loire Valley, Olivier, our French guide, is transporting us back 500 years. It was then, he says, during ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." There’s so much more to castles than the fairy tales from our childhood. These soaring structures stand ...

James Dewey Watson, whose co-discovery of the twisted-ladder structure of DNA in 1953 helped launch a revolution in biology and medicine, died Thursday at age 97. He died in hospice care after a brief ...

James D. Watson, whose co-discovery of the twisted-ladder structure of DNA in 1953 helped light the long fuse on a revolution in medicine, crimefighting, genealogy and ethics, has died. He was 97. The ...

On a foggy Saturday morning in 1953, a tall, skinny 24-year-old man fiddled with shapes he had cut out of cardboard. They represented fragments of a DNA molecule, and young James Watson was trying to ...

James Watson, who co-discovered the double-helix structure of DNA in 1953, has died at age 97. Born in Chicago in 1928, Watson made the groundbreaking discovery at just 24 years old alongside British ...

James Watson, the Nobel Prize-winning scientist who co-discovered the double-helix structure of DNA in 1953, has died. Watson was 97 years old and passed away after a brief illness. His groundbreaking ...