Hannah Fry uncovers the hidden secrets of everyday objects and reveals the mind-blowing stories behind their invention.
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Episode Title:Bank Card
Available December 29
Season 1, Episode 1. Duration 51 minutes Hannah Fry discovers why we have Russian spies to thank for contactless payments and finds out how a 1950s housewife helped kickstart the bank card revolution.
Episode Title:Food Delivery App
Available January 5
Season 1, Episode 2. Duration 50 minutes Hannah Fry tucks into the tech behind food delivery apps and discovers how submarine warfare is responsible for your takeaway making it to the right address.