Tag archives: rocks

On my first geological field trip as a new geology major at Caltech, I was amazed as we drove out into the Mojave Desert on Interstate 15 when my professor, who was driving, would point through the window at a distant rock outcropping and say: “There’s a Miocene (five to 20 million years of age) […]

When you think of something permanent, what first probably comes to mind are the “everlasting hills,” or at least a piece of one, which we call a rock or a stone. That’s why we use stone to mark graves, which has the additional advantage that you can “inscribe” something on it. But of course, we […]

It started out just like any other day that I lead a kayak tour on Santa Cruz Island; get folks dialed in with their paddling gear and a kayak briefing before launching them off the beach at Scorpion Anchorage. Spring time on the islands is a dual-edged sword; rolling green marine terraces, island wildflowers, and […]