[contentcards url=”https://www.npr.org/2021/09/23/1040035430/flying-microchip-sand-grain-northwestern-winged” target=”_blank”] SCOTT NEUMAN It’s neither a bird nor a plane, but a winged microchip as small as a grain of sand that can…
May 11, 2026
[contentcards url=”https://www.npr.org/2021/09/23/1040035430/flying-microchip-sand-grain-northwestern-winged” target=”_blank”] SCOTT NEUMAN It’s neither a bird nor a plane, but a winged microchip as small as a grain of sand that can…