Rebecca MacKinnon

Right after September 11, 2001, there weren't really any blogs in China, but there were a lot of Chinese chatrooms - and there were a lot of conversations in which Chinese netizens were saying things like, 'served them right.' That was definitely not the official Chinese government policy - which condemned the terrorists.

The families of many athletes - incensed at the sports leagues and hoping to make games safer overall - are increasingly making the brains of players who die prematurely and suspiciously available for study. Some athletes are even making the bequest themselves.