"Rockstar" geologist popped up at Dry Falls

The geologist Nick Zentner "popped up" at Dry Falls State Park Visitor Center last Sunday, March 1 at 1 p.m. in one of his "pop up" events, where the popular prof just shows up to talk with the geologically curious.

That was a curiosity he piqued by putting forth a new old idea about the formation of the Grand Coulee.

An estimated 120-plus people showed up to the cliff-top venue, where Zentner lec...