Fran Scott, the ‘bold experimentalist’, muses on time and finds out how Egyptians counted to 12! ‘Mr Curious’, Dom Byrne, slips into spandex to find what it takes to be a hero and whether moles, cockroaches or alien bacteria will inherit Earth post-nuclear fallout while Greg finds an unsung science pioneer who discovered how to weigh a planet and creates one of the biggest milk powder explosions ever seen on TV.
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