August 13, 2026 · 12 min
Black Water in Radar: Flood or Shadow?
Radar shows water as dark, but so do smooth roads, and so do shadows.
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Seen from Orbit
One issue every other Thursday, built around a single satellite image and what it shows.
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FieldsPrinting Forty Fields and Cutting Them Out
How a floor of paper squares taught me to see crop patches by eye.