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Comment: GSW: A celebrated society celebrates its 1,500th meeting

The October 2015 meeting of the Geological Society of Washington was the society’s 1500th. It’s worth a look back at the last 123 years.

10 Dec 2015

Comment: Pipe Dreams: What have we learned from the Volkswagen Clean-Diesel scandal?

It came to light this fall that Volkswagen had emplaced so-called defeat devices in millions of clean-diesel cars, thus allowing the cars to pass emissions tests but still drive the way consumers wanted. Many questions remain, but the scandal has already provided important lessons about consumer behavior, markets and the temptation to cheat in this new era of environmental anxiety.

18 Nov 2015

Geologic Column: Thanksgiving's unsung hero

Thanksgiving as we know it in America today has only been celebrated since President Lincoln declared it a national holiday in 1863, thanks to the entreaties of Sarah Josepha Hale, an influential writer and editor.

13 Nov 2015

Comment: Remarkable geology sets new Berryessa Snow Mountain National Monument apart

In the Coast Ranges west of Sacramento, Calif., lies a wilderness of steep-sided canyons, mountainous terrain, rich biological diversity, and cultural and historical significance. But it’s the geology of this region that makes it worthy of designation as a national monument.

12 Nov 2015

Geologic Column: The 'impact factor' of potholes

Bumpily driving along one day last spring on a road that had been battered by a snowy winter in the Northeast and Mid-Atlantic left the author pondering potholes — from a geologic perspective.

07 Oct 2015

Geologic Column: September 26, 1774: The man, the myth, the legend of Johnny Appleseed is born

Little is known about the early life of John Chapman, also known as Johnny Appleseed, except that he was born in Massachusetts on Sept. 26, 1774. But he went on to become an orchardist and nurseryman and eventually a folk hero, helping tame the wilderness by planting apple orchards. 
14 Sep 2015

Comment: Exoplanets: Life on the Terminator

New missions are searching for potentially life-bearing exoplanets around small, cool, red dwarf stars. On many of these exoplanets, the habitable zone lies on the line between sunlight and shadow, which, ironically, is called “the terminator.” Would life be able to exist in the terminator zones?

10 Sep 2015

Hazardous Living: Maps, according to geologists

If you have geologist friends, you may have run across some humorous world maps on social media lately. These maps have garnered lots of attention and we found them amusing, so we're sharing them. 

26 Aug 2015

Geologic Column: Field Sketches

An art exhibit prompted the author to reflect on fieldwork, his library of field notebooks and how geolgists can integrate digital technology into field geology courses.
29 Jul 2015

Comment: Who should be worried about space weather

If a severe solar storm were headed toward Earth, should you worry? And to whom should you turn for reliable information?
25 Jul 2015

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