Is your building safe after an earthquake? These cheap sensors could tell you

Mexico City

Is your building safe after an earthquake? These cheap sensors could tell you

sciencemag.org - Lizzie Wade

JANTETELCO, MEXICO—On 19 September 2017 at 1:14 p.m., the ground lurched under Mariano Matamoros Elementary School here. The earth had ruptured just …

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