If you ask a Swiftie, they may tell you, "It was rare, I was there." The article Taylor Swift's 70K Crowd Caused Seismic Event Amid Eras Tour: CalTech appeared first on Los Angeles Patch.

Caltech and UCLA's study followed findings shared by seismologist Jackie Caplan-Auerbach, who previously looked at how the record-breaking attendance at her Eras Tour show at Seattle's Lumen Field ...