Entries by John Good


Paleo Profile: Nothronychus graffami

nationalgeographic.com Claim to fame: In 2001, paleontologists Jim Kirkland and Doug Wolfe named a very strange dinosaur. Relatively little of its skeleton was known – a few vertebrae, part of an arm, part of a leg, and a piece of hip bone found in northern New Mexico – but it was enough to identify the animal […]

Sandstone Arches and National Parks: Testing for Collapse Likelihood

natureworldnews.com Things are humming right along at Arches National Park. That is, scientists who wondered about possible internal damage in the 88-foot-long Mesa Arch at Canyonlands National Park-one of more than 2,000 sandstone arches in two national parks in that part of Utah–now have an answer. They learned by employing seismometers to hear the arches’ […]

2015 Crawford Award

The prestigious 2015 Crawford Award was presented to UGS geologists Hugh Hurlow, Stefan Kirby, Lucy Jordan, Paul Inkenbrandt, Janae Wallace, and Mike Lowe in recognition of their combined work on the outstanding geologic publication Hydrogeologic Studies and Groundwater Monitoring in Snake Valley and Adjacent Hydrographic Areas, West-Central Utah and East-Central Nevada (UGS Bulletin 135). This […]

Exceptional Cambrian Fossils from Utah: A Window Into the Age of Trilobites

mapstore.utah.gov Few places have a better fossil record of Cambrian life than Utah. In Exceptional Cambrian Fossils from Utah—A Window Into the Age of Trilobites, the authors present an exhaustive summary of invertebrate fossils collected from Utah’s Spence, Wheeler, Marjum, and Weeks Formations. The fossils include sponges, corals, comb jellies, snails, velvet worms, and of […]