Video of Car Swallowed by Sinkhole Related to Tunneling in Cairo, Egypt

Earlier this summer, there were several large landslides in B.C. Canada, including some with fatalities. Around that time, the landslide video below was captured by some boaters. [Source: WTVR.com]

The Florida Geological Survey probably deals with more sinkholes than most agencies. The most frequent geologic cause of sinkholes is dissolution of limestone and other soluble rocks and the collapse of the soil cover over […]

I came across this interesting product for structural/geotechnical monitoring of cracks in 3 dimensions.  Most crack monitors are designed for monitoring in 2 dimensions, this one can measure movement out of the plane of monitoring.  […]