The December 2023 issue of IEEE Spectrum is here!

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iCandy: Made to Measure

Keeping tabs on air, oceans, food, and beer

1 min read

Photo: Stephan Tillmans
You’ve surely noticed it but probably never gave it a second thought: the little flash of light that zips across a TV screen in the instant after it’s powered down. In the series “Luminant Point Arrays,” Stephan Tillmans, a German photographer, has captured dozens of the unique pulses that zigzag across cathode ray tube TV displays as images decay. Who knew that each time you clicked the remote you were creating a work of art?

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