Ancient footprints in Kenya reveal that eight Paranthropus boisei may have traveled together 1.4 million years ago, with some individuals reaching surprisingly large, human-like body sizes. The tracks offer a rare glimpse of their social behavior and suggest these extinct human relatives may have lived in more complex groups than previously thought.

Long before stone tools or bones tell their part of the story, footprints can preserve something far more immediate. They capture movement rather than anatomy, recording where an…

A stunning discovery of 21 ancient footprints at Lake Turkana, Kenya, estimated to be 1.43 million years old, raises questions about known hominins and highlights the diversity of…