The fragility of geologic features, such as precariously balanced rocks (PBRs), can be measured by a simple parameter like α. For the case o...

For some "light reading" over the winter break, I have enjoyed a read of oral histories of Clarence Allen (Caltech) and Robert Wal...

I saw a link to https://app.wombo.art/ on twitter and people were posting what they got out of using their research or dissertation titles ...

I recently wrote this memorial for the Geological Society of America Structural Geology and Tectonics Division (which I am now beginning my ...

I heard in late August 2021 that Omar Abdullah was killed in the unrest that is occurring in Ethiopia. I did not learn of any details but he...

In April 2021, we finished a fairly intensive project: AC GEO Report on Portfolio Review of EAR Seismology and Geodesy Instrumentation . I d...

The Salt River in central Arizona has a spectactular set of fluvial terraces developed along it. I have lead a number of field trips along t...