In the world of phylogenetics, there's team sponge and team comb jelly. Which creature roots the animal tree of life—the simple sponge or the more complex comb jelly—has stirred fierce debate among ...

Animals from completely different branches of the tree of life, such as insects, worms and vertebrates, independently evolved ...

Engelmann says that from the beginning of the Western intellectual tradition, people thought that only humans are rational.

Analyses of fossils and ancient genomics reveal how early human populations bred less wolf-like companions, and might have ...

The transition from aquatic to terrestrial life has been one of the most significant evolutionary challenges. This decisive ...

Scientists successfully sequence the RNA from woolly mammoths found in Siberia that lived up between 10,000 thousand and ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, ...