New research shows that the earliest sponges were soft bodied and lacked skeletons, explaining why their oldest fossils are ...

Evolution is perhaps the most extraordinary story ever told—a tale spanning billions of years that connects every living thing on Earth through an intricate ...

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 ...

A new University of California San Diego study published in Cell challenges a long-standing assumption about how animal ...

All animals, including humans. experience time at dramatically different speeds, allowing fast-pursuit predators to track ...

Islands often exhibit unique evolutionary patterns, with species adapting to limited resources and predator absence. Large animals may shrink (insular dwarfism), while small ones can grow larger ...

The peppered moth is an iconic example of Charles Darwin’s theory of evolution by natural selection. For centuries peppered moths (Biston betularia) were common in the forests around Manchester, ...