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Jelly rolls and coking drums: a bottom-up look at batteries 🔋

Jelly rolls and coking drums: a bottom-up look at batteries 🔋

I’ve spent a lot of the past few months thinking about batteries, which turn out to be one of the most fascinating topics in modern economics. Here’s a film I’ve made for Sky News about it. Please do watch it! The main problem I had while researching

We need more maps

We need more maps

Were it not for a mapping error, or rather a series of them, Christopher Columbus might never have sailed for America. When he set out across the Atlantic in 1492, the Italian explorer did so confident in the understanding that provided he headed in a roughly straight line westwards from