An earthquake measuring 5.7 on the Richter scale shook the island of Nisyros at 1.14 am on Tuesday. The tremor occurred 24 km south-southwest of Nisyros, the Dodecanese, the Geodynamics Institute of National Observatory of Athens said. The Euro-Mediterranean Seismological Institute (EMSC) estimated that the quake had a magnitude of 5.9 and occurred at a … The post Earthquake rattles with 5.7 R the island of Nisyros appeared first on Keep Talking Greece.