December 2012 IssueBusinessElon Musk's mission to MarsBusinessHow to cycle up a mountainCultureGear guide: toys for smart kids (and grown-ups)GearGear guide: sleep pods, homeware and butlersCultureLove is a drug: Lucy Prebble explores the effects of chemical romanceCultureDavid S Goyer: 'Black Ops II was more like writing a TV show than a movie'CultureHow a Kinect hack is turning documentary film on its headCultureQ&A with Rob Brydon: 'Apple is the Jerry Seinfeld of the tech world'ScienceThese bots are made for walking: Wired meets BigDog creator Boston DynamicsGearScott Jenson: 'The zombie apocalypse of smart devices is coming'ScienceFinally, a use for QR codes: art doubles as a tech city showcaseScienceHow to manipulate your dreamsCultureEnhanced rescue: the high-tech headgear helping firefightersScienceMax Little knows how to detect early symptoms of Parkinson's. Just call him