Why are earthquakes so hard to predict? – Jean-Baptiste P. Koehl

In 132 CE, chinese language polymath Zhang Heng provided the Han court docket with his latest invention. This enormous vase, he claimed, would tell them every time an earthquake came about in their kingdom together with the path they should send aid. The court used to be slightly skeptical, in particular when the device brought on on a apparently quiet afternoon. However when messengers came for help days later, their doubts became to gratitude. In these days, we not depend on pots to identify seismic activities, however earthquakes still offer a unique undertaking to these seeking to monitor them. So […]

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