Roar of cicadas was so loud, it was picked up by fiber-optic cables

Brood X made itself known in a way that could change how we monitor insect populations.

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[NucleatedRed]

during the height of Brood X I went outside on my back porch with a sound meter -- 99 decibels, which is pretty impressive, also painful

I had the same impressive experience. I wore earplugs when working in the yard to protect my hearing.

Spoiler: photographic evidence