The analysis of lithic tool technologies made a connection with coastal routes that allowed the early inhabitants to migrate ...
On a 2009 hike in the Huachuca Mountains of southeastern Arizona, a group of birders heard an otherworldly, ethereal bird ...
A 410-million-year-old fossil shows ancient lichens were shaping Earth’s surface long before forests took root.
In this excerpt from "Sink or Swim," author Susannah Fisher explores the future of human migration, and what that will look ...