Greece’s chief seismologist says that while earthquake frequency around Santorini has slightly decreased, the situation remains unpredictable for the coming weeks ...

Quakes of that size are often not felt by people, but register on a seismograph. As of Monday afternoon, no one had reported they felt the earthquake, the the U.S. Geological Survey said.

He based his estimate on recordings made by BC’s Weston Observatory—of which he is the director—of football games, earthquakes, and a variety of other seismic events recorded by seismographs, ...

A 4.1 magnitude earthquake was detected at 5:02 a.m. PST roughly 44 kilometres northeast of Victoria, B.C., and 75 kilometres ...

A NUMBER of workers 1 have noted that distant earthquakes are registered on ... with a Bosch-Omori seismograph drum, rate 15 mm./min., and smoked paper recording. The well is known as 3612A2.

Deadly earthquake in New York kills one, injures two, felt across Canada and US, epicentre near Saguanay River, Quebec.