Samuel Hughes, a contributing editor at Works in Progress, visits cities around to learn about gentle density.

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Olivine weathering

Words by Campbell Nilsen

Olivine is a green mineral that reacts with CO2 in the ocean to form a harmless silt. This reaction might be the key to slowing down climate change, or reversing it altogether.

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Taming the stars

Words by John Myers

Cheap, safe nuclear power is possible, but is all but prohibited in most Western countries. A regulatory sandbox for fission could shake us out of our regulatory sclerosis.

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