California earthquake: Expect more powerful tremors, seismologists warn CALIFORNIANS should be bracing themselves for an even bigger earthquake in the coming days following the 6.4 magnitude tremor which rocked the state on July 4. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Trilobites: How Ancient Humans Reached Remote South Pacific IslandsEND OF DEATH: Humans will one day be able to live FOREVER, says leading researcherWhen is the South Taurids Meteor Shower 2016? How to watch FIREBALL shooting starsEarth experiencing BIGGEST MASS-EXTINCTION since the dinosaursVEGETABLE WARFARE: Bionic SPINACH being used to detect bombsSafer to Puff, E-Cigarettes Can’t Shake Their Reputation as a Menace