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"Bastille Day/Liberty Festival at Brasserie Les Halles in Washington, D.C. It was, perhaps, the only place in Washington, D.C. that celebrated Bastille Day in a big way," said photographer Elvert Barnes.

"Bastille Day/Liberty Festival at Brasserie Les Halles in Washington, D.C. It was, perhaps, the only place in Washington, D.C.

Darrell Hammond, the longest-serving cast member ever to star on "Saturday Night Live," is speaking out about his crack cocaine abuse and self-cutting in his new memoir, "God If You're Not Up There, I'm F*cked." CBSNews.com's Ken Lombardi reports.

Researchers at the Niels Bohr Institute have measured the lifetime of an extremely stable energy level of magnesium atoms with great precision. Magnesium atoms are used in research with ultra-precise atomic clocks. The new measurements show a lifetime of 2050 seconds, which corresponds to approximately

A note from the Editor in Chief: Scientific American is celebrating its 166th year. Given its history as the longest continuously published magazine in the U.S., it's probably no surprise that it has touched the lives and career paths of many readers--including the scientists who write articles for us and whose work we cover. So, as often happens, when I met Peter Norvig, director of research for Google, while we were serving as judges for the Google Science Fair , we got to chatting about Scientific American

With its launch of Cakewalk last August, Derecktor Shipyards set the record for the largest U.S.-built yacht by volume. At 281 feet, the six-deck motor yacht—which displaces an astonishing 2,998 gross tons of water—is also the longest American-made yacht since J.P.