June 17, 2021

The tiny, beautiful tech hidden all around you

Anything that moves or processes tiny amounts of fluid is a microfluidic device. Credit: Chris Neils/Albert Folch, CC BY-ND

When you think of micro- or nanotechnology, you likely think of small electronics like your phone, a tiny robot or a microchip. But COVID-19 tests—which have proven to be central to controlling the pandemic—are also a form of miniaturized technology. Many COVID-19 tests can give results within hours without the need to send a sample to a lab, and most of these tests use an approach called microfluidics.

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