Documentary series about the effect of medicine on life expectancy. How the development and delivery of the smallpox vaccine eradicated the disease. Show more

Documentary series about the effect of medicine on life expectancy. How knowledge gained from the discovery of antibiotics and antiviral drugs underpins efforts to find treatments for new diseases. Show more

Documentary series about the effect of medicine on life expectancy. Before a vaccine or an effective treatment can come into play, data is the first line of defence against a new pandemic. Show more

Documentary series about the effect of medicine on life expectancy. How the readiness of communities to engage with public messaging can have a significant impact on the spread of disease. Show more

Documentary series. Steven Johnson discovers the unsung heroes of invention in the surprising journey from the candle to the neon lights of Las Vegas and the world of lasers. Show more

From submariners who live on an 18-hour day to the railway clerk who fought to standardise time zones, Steven Johnson discovers the surprising journey of time in our lives. Show more

Documentary series. A look at the unsung heroes who allowed us to transport our voices over long distances - one of the greatest transformations in how we live our lives. Show more

From the clean environment of a microchip factory to the engineer who lifted a city to install sewers, Steven Johnson traces the journey from dirty to clean in our lives. Show more

For at least 100,000 years, humans have been able to make fire, but the skill to make cold is a modern technique. Steven Johnson traces the unsung heroes of this technology. Show more