Mounting evidence from genome studies indicates that, contrary to received wisdom, our species has undergone profound ...

Ikaria wariootia existed during the Ediacaran period, a period of time prior to the renowned Cambrian explosion.

For the first time, scientists have created a comprehensive evolutionary tree of all known bird species, synthesizing data ...

A new study suggests two fossil trackways found in Australia were made by an early amniote, a group that today includes ...