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 ...

In biology and palaeontology (the study of extinct organisms) there are a few ways to estimate the age of an animal’s skeleton. One is the extent of fusion of sutures in the skeleton – how much the ...

A new species of ancient "sword dragon" marine reptile has been discovered in a set of fossils found in England, according to researchers. Named Xiphodracon goldencapsis, the new species is an ...

So many humans live on Earth, it’s hard to imagine there are animals we haven’t seen for years, decades, or even millions of ...

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 ...

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 ...

A new species of ancient "sword dragon" marine reptile has been discovered in a set of fossils found in England, according to researchers. Named Xiphodracon goldencapsis, the new species is an ...