How We Got To Now with Steven Johnson Season 1 Episode 5 Cold

In season 1, episode 5 of How We Got To Now with Steven Johnson, titled "Cold," viewers are taken on a fascinating journey exploring how humans have harnessed the power of cold to transform our world.

The episode begins with a look at the early stages of refrigeration and how it was first used to keep food fresh on long journeys. Johnson explains how this breakthrough sparked a domino effect of innovation and progress, leading to the development of air conditioning, which has redefined our expectations of comfort and altered the very landscape of our cities.

From there, the episode dives deeper into the science of cold, examining how extreme cold can be used to prevent medical conditions, such as heart attacks, and even preserve organs for transplantation. Johnson also highlights the discovery of superconductivity, which has the potential to revolutionize energy transmission and storage.

The episode then shifts focus to the the role of cold in shaping the world's economy. Johnson reveals fascinating details about the frozen food industry, which allows us to enjoy fresh produce and seafood year-round, and the rise of cryogenics, a thriving industry based on the idea of freezing people in the hopes of bringing them back to life in the future.

Finally, in a poignant conclusion, Johnson reflects on how cold is not just a physical phenomenon, but a metaphor for the human experience. He discusses how the beauty and wonder of the winter season can be a source of inspiration and hope, even in the darkest and coldest of times.

Overall, "Cold" is a thought-provoking and engaging episode that examines a topic that most of us take for granted. Johnson's passion and enthusiasm for his subject matter is contagious, and viewers will come away with a newfound appreciation for the power of cold and how it has shaped our world.