New findings on small earthquakes in California’s San Bernardino basin reveals something odd is happening underground. The study, published in Geophysical Research Letters, looked at deformation patterns for thousands of quakes below the San Jacinto and San Andreas faults.

For more info, please read the original article by Independent UK:
https://www.independent.co.uk/news/world/americas/california-earthquake-san-andreas-jacinto-bernardino-basin-deep-creep-tremors-a8547546.html