In the geological past, several groups of crocodiles evolved towards a morphology adapted to marine life. However, the extent of these adaptations and their evolutionary trajectories remained unknown.

In most narratives, the story of evolution is the story of organisms emerging from the ocean and eventually populating the land. But for some species that evolution also involved a return trip. Dozens ...

Around 400 million years ago, the ancestor of all four-limbed creatures took its first steps onto dry land. Fast-forward about 350 million years, and a descendant of these early landlubbers did an ...

This semi-aquatic mammal may look improbable, but its biology reveals how evolution shapes even the strangest mammal bodies.

Dolphins and orcas glide through the waves with effortless grace, their evolutionary sleek bodies cutting through water like they were born for it - and certainly they were, in a way. Millions of ...

Russell has a PhD in the history of medicine, violence, and colonialism. His research has explored topics including ethics, science governance, and medical involvement in violent contexts. Russell has ...

Genetic researcher Nathan Clark spoke about research his team at the University of Pittsburgh conducted on evolutionary genetics. The seminars are hosted weekly by the University of Wisconsin Genetics ...