Science & technology | Drums of war
How Ukraine’s new tech foils Russian aerial attacks
It is pioneering acoustic detection, with surprising success
![UKRAINE. Katerynivka, Donetsk. A soldier examines an unexploded rocket on the roadside.](https://www.economist.com/cdn-cgi/image/width=1424,quality=80,format=auto/content-assets/images/20240727_STP005.jpg)
ONCE RUSSIA’S full invasion got rolling on February 24th 2022, Ukraine’s prospects for defending its airspace looked poor. The country’s radar coverage was patchy even before its radar stations came under attack, and many incoming drones and cruise missiles were flying too low to be spotted by stations still standing.
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This article appeared in the Science & technology section of the print edition under the headline “Hey, what’s that sound?”
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