Columnar Sprites

Sprites (Wikipedia): “Sprites are large-scale electrical discharges that occur high above thunderstorm clouds, or cumulonimbus, giving rise to a quite varied range of visual shapes flickering in the night sky. They are triggered by the discharges of positive lightning between an underlying thundercloud and the ground.”


Click on the image above to see some outrageously fascinating images from Jason Ahrns. Also – check out his blog for more information about columnar sprites and more …

New Video Using Multi-Seam Coal Data to Demonstrate RockWare Command Language (RCL) Scripting

New Video: Using the RockWare Command Language (RCL) to Automate Cross-Section Generation

New Version of RockWorks16 (2013.8.8) Available

Click here to download ...

Click image to download latest version.

August 2nd, 2013 Antelope Canyon Flooding

David Rankin’s incredible video …

This is the same canyon that is an international destination for photographers (and a marriage proposal site for some geologists).  Check out these stunning photographs by Gregory Boratyn …


Photo by Gregory Boratyn.

Fortunately, this flood did not cause the same fatalities as the 1997 event.