common carotid artery - runs upward in the neck and divides into the external and internal carotid arteries. common carotid. arteria carotis, carotid artery - either of two major arteries of the neck and head; branches from the aorta.
The horrific earthquake that struck Nepal Saturday did not come as a surprise to experts. They knew it was coming. In fact, just last week a group of earthquake specialists gathered in Kathmandu to try to figure out how the country could prepare for the major earthquake they feared was imminent.
The Worldâs largest earthquake with an instrumentally documented magnitude occurred on May 22, 1960 near Valdivia, in southern Chile. It was assigned a magnitude of 9.5 by the United States Geological Survey. It is referred to as the Great Chilean Earthquake and the 1960 Valdivia Earthquake. The United States Geological Survey reports this event as the largest earthquake of the 20th Century. Other earthquakes in recorded history may have been larger, however this is the largest earthquake that has occurred since accurate estimates of magnitude became possible in the earnly 1900's. The earthquake occurred beneath the Pacific Ocean off the coast of Chile.