New fossil discoveries are reshaping scientists’ understanding of a pivotal chapter in human evolution, revealing that ...

Fern-like bodies once covered the seafloor, some stretching as tall as a person. Yet for millions of years, the animal world ...

In 1859, Charles Darwin’s theory of evolution was postulated in “On the Origin of Species.” In this theory, Darwin suggested that evolution occurred gradually, although there were no complete fossils.

Researchers have found evidence of a previously unknown branch of the marsupial family tree, a discovery that could reshape our understanding of how Australia's unique mammals evolved. Published in ...

New evidence published today in the journal Science upends decades of evolutionary theory about when animals first walked on ...

Scientists have long believed that the earliest aquatic animals to move onto land passed through a tadpole-like stage, ...

Palaeontologists have found new evidence that the early ancestors of amphibians, reptiles and mammals did not have a larval ...

Box 1 The taxonomic problem of ‘transitional’ hominins in China One approach groups most Middle Pleistocene Chinese fossils into a single lineage, recently formalized as H. longi. Under this model, ...

Sanaa El-Sayed, University of Michigan doctoral student, senior student researcher at Mansoura University Vertebrate Paleontology Center and assistant lecturer at Mansoura University, is pictured with ...

Fern-like bodies once covered the seafloor, some stretching as tall as a person. Yet for millions of years, the animal world barely seemed to budge. That long pause has puzzled paleontologists for ...