The German word for what the hell is going on
And: the secret, magical life of lithium (#508)
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What's a book that moved you to action?
Plus: The Baguette Index and the Ethiopian running secret. (#573)
Honey, I shrunk the planet
Plus: Ancient life in lakes under Antarctic ice. (#572)
The internet needs more benches
Plus: The history of the spreadsheet, and how we're failing the Hantavirus test (#571)
Don't edit the soul by hand
Plus: The search for instant coffee and a universal clock. (#570)