A group of child survivors behind a barbed wire fence at the Nazi concentration camp at Auschwitz It was 80 years ago that Soviet troops liberated the Nazi death camp at Auschwitz-Birkenau.

The Cretaceous-Paleogene (K-Pg) extinction event that occurred 66 million years ago is believed to have been caused by an asteroid crashing into Earth just off the Yucatan peninsula in south ...

This specimen dates back to the Cenomanian stage during the Late Cretaceous epoch just under 100 million years ago. The skeleton was encased within a hard concretion and was taken from Coverham to ...