April 2019 • Issue 156


Unlike the pockmarked Moon, whose surface has been shaped by impacts large and small for more than 4 billion years, planet Earth has retained a few relics of that cosmic bombardment. Tectonic activity that recycles crust along active plate margins, erosion, and the burial of impact craters underneath layers of sediment and lava have either removed […]  (read more…)
Twenty-five years ago, in July of 1994, the world witnessed for the first time a collision between two bodies in the solar system: the planet Jupiter and fragments of the shattered comet Shoemaker-Levy 9.  (read more…)

New and Noteworthy

National Geographic, 2018, 352 pp., Hardcover. $50.00. Space Atlas combines updated maps, lavish photographs, and elegant illustrations to chart the solar system, the universe, and beyond. For space enthusiasts, science lovers, and star gazers, here is the newly revised edition of National Geographic’s enduring guide to space, with a new introduction by American hero […]  (read more…)
Springer, 2019, 405 pp., Hardcover. $169.99. This book approaches geological, geomorphological and topographical mapping from the point in the workflow at which science-ready datasets are available. Though there have been many individual projects on dynamic maps and online GISs, in which coding and data processing are given precedence over cartographic principles, cartography is more […]  (read more…)