A state of emergency has been declared on the island of Amorgos in the Aegean, as a string of earthquakes continues to rattle the region.
The Greek island has a long history of earthquakes, but what is causing the recent series of quakes has scientists perplexed.
Hundreds of quakes with magnitudes between 3 and 4.9 have been registered since Saturday between Santorini and the nearby island of Amorgos. Although Greece is no stranger to earthquakes ...