July 2013 IssueScienceAdam Rutherford: 'What better way to store data than zipped in DNA files'CultureBrick by brick, two artists are creating an alternate Lego realityBusinessTest: best passive iPhone speakers reviewed and ratedBusinessUsman Haque: 'Messiness will inevitably arise in spite of smart cities'GearHow to survive a pepper-spray attackGearHow to learn a language quicklyBusinessFloating pugs and flying carpets for pets: MiCasa Lab is reinventing home furnitureCultureFrom Mexico to China, we look at the most stylish cycle-share schemesBusinessCity sensors: the internet of things is taking over our citiesGearHow to cook with dirtCultureEmpire of the Sun is making a film with JJ Abrams' Bad Robot studioScienceThis two-tonne 'robocrawler' was inspired by the Star Wars Imperial WalkerCultureNick Ervinck's sculptures mix Renaissance techniques with 3D printingScienceThe big question: 'What innovations will shape architecture in a decade's time?'ScienceBiomimicry and Nasa's cooling technologies are the new frontier in sports rehabilitationBusinessInfographic: global financial institutions are back in the red, in a big wayScienceWhat's inside Mr SheenScienceThis web-like pavilion was inspired by a lobster and built by a robotBusinessHow to spot a fake diamondScienceKathryn Parsons's one-day Decoded courses are introducing corporates to codingBusinessHow to grow your own islandBusinessJonathan Zittrain: 'Digital books are under the control of distributors rather than readers'ScienceThought experiment: the plan to build a supercomputer replica of a human brainThe Big StoryThe life of Pi: how Britain's biggest hardware hit for a generation came to beMore Stories