Japan

The Japanese are known for longevity, and their genetics, healthcare system, diet and broader lifestyle have all been mined for decades for clues about maximizing lifespan.

In less than 72 hours in Tokyo I managed to eat a heart in an alleyway, lose my iPhone, enjoy raw fish for breakfast, discover that sumo is a great hangover cure and make two amazing new friends

In today’s news: someone finally explains Facebook; searching for happiness may make you sad; Japan’s troubled nuclear reactor; the lost city of Atlantis gets found; and mommy bloggers are inadvertent marketers.