Cats Domesticated Themselves, Ancient DNA Shows. A comprehensive survey of cat genes suggests that even after felines wandered into our lives, they remained largely unchanged for thousands of years.

Researchers Trace Evolutionary Trajectory of Starfish's Unique Symmetry Through a 500 Million-Year-Old Fossil The star shape ...

Evolution pattern will be defined as an Xml Schema document, the generation of pattern aspect is the process of generating xml instance from its related Xml Schema definition document. The process can ...