Tristen Klavenga was searching for turtles and snakes while walking with friends on a creek off the Cahaba River in Irondale on Saturday. It wasn’t a turtle or a tree that was the highlight of ...

While walking along a local creek in Birmingham, Alabama, Tristen Klavenga came across a rock by the side of the stream that appeared to be covered in scales. At first, Klavenga thought it might have ...

Sanfordiacaulis model with simplified branching structure for easier visualization. Note that humans are provided for scale but did not exist concurrently with the tree. In the fossil record, trees ...

A model of the ancient tree with a simplified branching structure for easier visualization and humans provided for scale. A fossil dating back many millions of years offers a snapshot of a world where ...