Scientists have discovered which animal was the first to branch off from our collective common ancestor. For years, debate ...

Humans have long viewed themselves as the pinnacle of evolution, labeling other species as “primitive” or using terms like ...

Enzymes known as kinases play a critical role in cell growth, metabolism and signaling in a multitude of organisms across the tree of life—from algae to helminths to mammals. Now, scientists have ...

The molecule Wnt, which plays a role in cell communication during human development, evolved from a superfamily with a shared lipid-modifying mechanism originally involved in bacterial defence and ...

Patrick Damp is a web producer for CBS Pittsburgh. A Pittsburgh native who grew up watching KDKA-TV, Patrick studied journalism at Indiana University of Pennsylvania. After half a decade in sports ...