Element of the week: californium | video

http://www.theguardian.com/science/grrlscientist/2013/aug/09/chemistry

China tries £20m hi-tech raindance as country roasts in heatwave

http://www.theguardian.com/world/2013/aug/09/china-rain-heatwave-tech

NSA loophole allows warrantless search for US citizens' emails and phone calls

http://www.theguardian.com/world/2013/aug/09/nsa-loophole-warrantless-searches-email-calls