The Search for a Better COVID Test

Stewart Wills

Researchers are drawing on optics and photonics to improve the current “gold-standard” approach to coronavirus diagnostics—and to develop promising alternatives.

figure[Morsa Images/Getty Images]

A year and a half after the spread of COVID-19 first brought global lockdowns and social-distancing mandates, the world is itching to emerge from the pandemic’s long shadow. But the much-discussed “return to normalcy” remains elusive.

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Publish Date: 01 September 2021

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