In biology and paleontology (the study of extinct organisms) there are a few ways to estimate the age of an animal's skeleton ...

It is estimated that throughout the Earth's 4.5 billion-year existence, over 99% of the species inhabiting it have gone extinct. Many of these species died due to mass extinction events. Life on Earth ...

Climate change is driving many of Australia’s native reptiles toward extinction, and the answers to their future survival may lie in the fossil record. New research published today in Current Biology ...

Krystal Tolley receives funding from the National Research Foundation of South Africa. What happens when a species has not been seen by anyone for decades? Environmentalists think of these as “lost ...