March / April 2021 IssueScienceThis is the world’s most expensive bar of chocolateBy Jeremy White and Chris HaslamBusinessI swapped 18-hour days stuck at a desk to surf with seals in WalesBy Sophia WaterfieldThe Big StoryVertical farms nailed tiny salads. Now they need to feed the worldBy Sean WilliamsBusinessI ditched my career as a high-flying investment banker to live in a bogBy Natasha BernalBusinessI quit Monzo to look after alpacasBy Victoria TurkBusinessWhat to do if you lost your job to the pandemicBy Eleanor TweddellThe Big StoryBill Gates has a plan to save the world. Will the world listen?By Greg Williams