Southeastern Pennsylvania, including York County, contains some remarkable geologic history. From rocks representing a fractured supercontinent 550 million years ago to sediment accumulating in a ...
Last week I gave a walking tour of the Hayward fault along the Oakland-Berkeley border. Among other things, I talked about the fault’s peculiar behavior called aseismic creep, in which the two sides ...
A fault slicing across Turkey has long been a textbook example of how tectonic plates grind past one another, yet the headline promise that it is “overturning decades of geology” cannot be verified ...