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10 May 2018

Last Stand, by Michael Punke

A reader of this blog recently recommended Michael Punke’s Last Stand. I thoroughly enjoyed his novel The Revenant, and so last week I started the audiobook version of the nonfictional Last Stand (2007). Last Stand is subtitled “George Bird Grinnell, the Battle to Save the Buffalo, and the Birth of the New West.” Prior to reading it, I knew little of Grinnell, save that he was a conservationist, and that he …


17 April 2018

Scientists decipher the magma bodies under Yellowstone

Using supercomputer modeling, scientists have unveiled a new explanation for the geology underlying recent seismic imaging of magma bodies below Yellowstone National Park.


16 October 2017

Waves in lakes make waves in the Earth

Scientists at the University of Utah report that small seismic signals emanating from lakes can aid science. As a record of wave motion in a lake, they can reveal when a lake freezes over and when it thaws. And as a small, constant source of seismic energy in the surrounding earth, lake microseisms can shine a light on the geology surrounding a lake.


6 October 2017

Old Faithful’s geological heart revealed

Old Faithful is Yellowstone National Park’s most famous landmark. Millions of visitors come to the park every year to see the geyser erupt every 44-125 minutes. But despite Old Faithful’s fame, relatively little was known about the geologic anatomy of the structure and the fluid pathways that fuel the geyser below the surface. Until now.


2 June 2014

Monday Geology Picture: Yellowstone Travertine

This week’s Monday Geology Picture shows some lovely travertine terraces in Yellowstone National Park. I last visited Yellowstone in 2005– I’ll have to make a trip back there one of these days.


19 October 2012

Geology Word of the Week: Y is for Yellowstone National Park

def. Yellowstone National Park: A United States national park that is located in the states of Wyoming, Montana, and Idaho. Established in 1872, Yellowstone was the first national park to be founded and set an example for other national parks which were subsequently established all over the world. The park is the current location of the Yellowstone hotspot, which is responsible for large-scale volcanism in Oregon, Nevada, Idaho, and Wyoming. …