Seismogram being recorded by a seismograph at the Weston Observatory in Massachusetts,. Seismogram being recorded by a seismograph at the Weston Observatory in Massachusetts, USA. Seismogram being ...
A strong earthquake struck the Tonga region of the South Pacific early this morning at 4:26 local time, according to the U.S. Geological Survey. The most recent bulletin put the quake's magnitude at 7 ...