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Hannah goes behind the scenes to look at the technology behind the lift, entering a 246m high lift shaft to test everything from the brakes to her own fear of heights. Along the way, she finds out how rickety 19th-century coal min....more
E5. Headphones
49 mins | 22 Nov 2024
Headphones: these marvels of miniaturisation are worn by over 30 million people in the UK. Hannah Fry visits legendary headphone honchos Bose to find out how today’s teeny earbud tech works and meets the human testers with ‘golden....more
E4. Microwave
51 mins | 21 Nov 2024
Hannah Fry discovers the hidden WWII radar technology that heats up baked beans, learns the legend of the melted candy bar in an engineer’s pocket that kick-started a kitchen revolution and puts her life on the line to demonstrate....more
E3. Smartphone
53 mins | 20 Nov 2024
With over six billion of them across the planet, smartphones have changed the modern world. With rare access to electronics giant Samsung, Hannah uncovers the technological game changers that have made the smartphone a reality. Sh....more
E2. Vacuum Cleaner
50 mins | 19 Nov 2024
Hannah takes a look at the vacuum cleaner, going behind the scenes with Dyson and discovering how the motor in their latest vacuum spins nine times faster than that of a Formula One race car. She finds out why a wheezy janitor in ....more
E1. Passport
48 mins | 18 Nov 2024
Hannah gains access to a top-secret site where anonymous staff and the latest tech work to make the British passport one of the most secure documents on the planet. She reveals the World War I spy craft hidden in the pages of eve....more
