Evolution

Gut contents reveal what the early whale Basilosaurus ate.

Modeling shows the 290-million-year-old Orobates had an advanced way of walking—revising an enduring view of how tetrapods colonized dry land

Ants infected with fungal pathogens steer clear of other cliques within the colony—avoiding wider infection, and allowing for a sort of immunity. Lucy Huang reports. 

Climate change is shifting population numbers and nest building by resident and migratory birds in Europe—sometimes leading to deadly conflict. Christopher Intagliata reports.

In animal studies, a set of 24 genes involved in neural development, learning and memory, and cognition, seem to be associated with monogamy. Karen Hopkin reports.

The finding suggests this visual ability may be more “primitive” than scientists thought

As the New Horizons mission approached Ultima Thule, Rowan University paleontologist Kenneth Lacovara put our close-up study of the Kuiper Belt object into a deep-time perspective.

Mice with the human version of a gene can run for longer without becoming fatigued 

Unlike our ape cousins, humans require high levels of physical activity to be healthy

Strong relationships seem to help baboons overcome early life adversity, and that could have big implications for human health

A fossil tooth hints at a startling interaction between an ancient shark and a flying reptile.\

Paleontologists are still puzzling over why dinosaurs succeeded while crocodile cousins faded away