The Secret Genius of Modern Life - Series 2: 5. Headphones
Watchlist
Series 2 Episodes
- 1. PassportHannah gains access to a site where staff work to make the British passport secure.60 mins
- 2. Vacuum CleanerHannah takes a look at the vacuum cleaner, going behind the scenes with Dyson.58 mins
- 3. SmartphoneHannah uncovers the technological game changers that have made the smartphone a reality.59 mins
- 4. MicrowaveHannah Fry discovers the hidden WWII radar technology that heats up baked beans.58 mins
- This episode5. Headphones
- 6. LiftHannah examines the lift, entering a 246m high lift shaft to test her fear of heights.59 mins
