Fossils in China show that complex animals existed before the Cambrian explosion, changing our understanding of how life ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment. Rachael has a degree in Zoology from the ...

Fossils are rare because their formation and discovery depend on chains of ecological and geological events that occur over deep time. Only a small fraction of the primates that have ever lived has ...

How Did These Strange, Ancient Organisms Turn into Such Remarkable Fossils? New Research in Geology reveals why the 570-million-year-old Ediacaran Biota were so exceptionally preserved. Boulder, Colo.