In which Max remembers the biggest American geological brouhaha of the nineteenth century

In which Alison Laurence looks to La Brea's past and present during dire times

In which Franziska Reinhard analyzes early life research by developing the concept of a “circumstantial trace”

In which Max examines the history of research on that Burgess oddball, Opabinia regalis, and asks why this problematic fossil is less problematic than it used to be

In which Max considers the question on everyone’s mind: whether uniformitarianism was a factor in Americans’ rejection of continental drift in the 1920s