The Cambridge Science Festival 2013 is here at last! This is the sixth year of this innovative festival, which was the first of its kind in the US. Events take place all over Cambridge, with several events further afield, highlighting all the great venues and great science to be found in the Boston area. Follow the Festival on Twitter (@CSFtweets) for up-to-date info. Please consider making a donation to the Cambridge Science Festival here: http://bit.ly/ZkQvaU Of the 152 exh