UC grad students driving force behind research

UC trains 26,000 doctoral students and 6,400 postdoctoral fellows whose work addresses issues like renewable energy, poverty, conservation and global health.
polar bears

How polar bears, brown bears may be related

Unusual population of brown bears on Alaskan islands turns out to have a remarkable and revealing history.

How infectious disease may have shaped human origins

Genetic reaction to strep or E. coli could mark turning point in survival of ancient humans.