NPR News

By now the paleo diet and lifestyle has inched from the fringe a little closer to the mainstream, thanks to some very passionate followers sold on the notion that our Paleolithic hunter-gatherer ancestors avoided modern day ailments like obesity and diabetes because they ate what some consider an "ideal" diet of meat, fruit and veget

In just a few weeks, the world will descend on London for the Olympic Games.

But the world goes to London every day, according to Boris Johnson, the former journalist who has just been re-elected mayor of London. In his new book, Johnson says people don't just visit the city, they've made their lives there for centuries now. It's a city, Johnson writes, where national soccer teams from all over the world can show up and count on crowds of thousands of fans to support them.

New information about computer viruses shows how countries may be lining up to fight a cyberwar. The New York Times reported that former President George W. Bush and President Obama both authorized computer attacks against Iran, culminating in the Stuxnet virus, which targeted Iranian nuclear facilities.

Meanwhile, a United Nations agency raised alarms about another virus, dubbed "Flame," which may also have been designed for use against Iran.