Big Ideas

Delve into some of the stories featured in How We Got To Now and find out how they impact our daily lives.

Clean

Clean

How did the humble toilet impact the purification of water?

Cold

Cold

What would life be like without the ability to keep things cool?

Light

Light

If you patent a good idea, will it make you rich?

Time

Time

How do you schedule a phone call across continents and countries?

Sound

Sound

How loud is too loud?

Glass

Glass

How do doctors know that vaccines can prevent disease?

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