April 2012 IssueBusinessTest: Best high-tech binoculars reviewedCultureDisney's mission to MarsScienceThe five weirdest crowdfunded projectsBusinessTech torn apart: self-driving green machineBusinessTest: Perfect pitchBusinessTest: Cutting-edge techCultureFetish: Hard helmets to meet challenging conditionsSecurityThe digital detective: Mikko Hypponen's war on malware is escalatingCultureAardman's latest movie stars stand and deliver thanks to 3D printingBusinessScreened: Six best health and wellbeing appsScienceMeet the self-sustaining machine that can forage for its own fuelGearHow to make low-budget special effectsGearHow to tie a heaving knotScienceElectric avenue: Belgium is the new city of (LED) lightsCultureInfographic: Visualising the time travels of every Doctor WhoScienceData at the deep end: The Royal Navy’s go-to test location photographedGearHow to summon a lightning boltScienceThe Big Question: 'Will we find life on other planets in the next decade?'BusinessWhy Alexandra Chong built Luluvise, the ladies-only social networkBusinessThe forgetting pill: How a new drug can erase your worst memoriesScienceIn pictures: The blue planet's toxic new coloursScienceWhat's inside Flora Pro.Active LightCultureFetish: Five incredible alternative working spacesCultureCardboard for craniums: how packaging is being used for helmetsMore Stories