A monkey descending a tree trunk often keeps its head up, moving almost like a cautious climber backing down a ladder.

The study provides new insights into the functions of ancestral cortices but also raises fundamental questions about how and when key neural computations evolved in turtles.

Premieres Wednesday, Feb. 11, 2026 at 9 p.m. on KPBS TV / Stream with KPBS+. The surprising story of mammal evolution begins long before the age of dinosaurs. Witness how some of our earliest ...

Newly discovered fossils, belonging to the mammal-precursor species Brasilodon quadrangularis and Riograndia guaibensis, offer critical insights into the development of the mammalian jaw and middle ...

The discovery of new cynodont fossils from southern Brazil by a team of palaeontologists has led to a significant breakthrough in understanding the evolution of mammals. These fossils, belonging to ...

For over a century, scientists have puzzled over a fundamental mystery in our evolutionary history: how did mammals go from sprawling like lizards to striding like cats and dogs? This transition—from ...

Mammals, including humans, stand out with their distinctively upright posture, a key trait that fueled their spectacular evolutionary success. Yet, the earliest known ancestors of modern mammals more ...

Researchers have shed new light on the features that enable tree-dwelling mammals to move effectively through their ...

Around 11 million years ago, a cooling climate fragmented warm, humid forests in Africa, Asia, and Europe, giving rise to savannas. Many mammals evolved to take advantage of these wide-open spaces, ...

NEW YORK -- Maybe you learned this in school: The big dinosaur die-off 65 million years ago was a liberation for mammals, and they quickly produced a bunch of new species that included ancestors of ...

These fossils, belonging to the mammal-precursor species Brasilodon quadrangularis and Riograndia guaibensis, offer critical insights into the development of the mammalian jaw and middle ear, ...