August 2012 IssueBusinessIn search of Africa's EinsteinGearHow to salvage lost email attachments in WindowsGearHere come the drones!BusinessIn pictures: The surplus relics of British science museumsBusinessChopping challenge: Sleek kitchen blenders testedGearHow to make a hard-drive clockBusinessAnthrax has hit Glasgow: the story of a desperate hunt for its sourceScienceHY-KERS hybrid engine produces fewer emissions, still roars like a FerrariBusinessPocket power: portable solar chargers testedBusinessBig city wheelsBusinessThe exabyte revolution: how Kaggle is turning data scientists into rock starsCultureHow to make 8-bit chiptunesScienceiPavement: Wi-Fi paving stones that give free internet access to passers-byGearFive drones at work around the worldCultureGotham City's worst: the evolution of Batman's enemiesScienceBuilding a nuclear-fusion reactor in warehouse with parts from eBayCultureOnline orchestra made of instruments built specially for Google’s Web LabScienceThe Big Question: 'What is the future of travel and tourism?'ScienceThe revolution will be live-streamedBusinessTricia Wang: 'Building transparency in China, one lunch at a time'ScienceSmooth fractals: inside the infinite loopCultureRemember being glued to Snake on your Nokia? It's back, in 3DScienceHair-raising explosives: what's inside Regaine For Men Extra StrengthBusinessJack Dorsey created Twitter, now he's taking on the banks with SquareMore Stories