The Richter magnitude scale was developed in 1935 by Charles F. Richter of the California Institute of Technology as a mathematical device to compare the size of earthquakes. The magnitude of an earthquake is determined from the logarithm of the amplitude of waves recorded by seismographs.
The stream is down for maintenance on 91.7. We apologize for the inconvenience. You can still listen to the stream right here on the website, and we will update this message when the stream is back up.
