It marks the fifth new monkey species identified in Africa in the last 75 years.

This overview argues that the story of human evolution is being reshaped by a series of recent discoveries rather than by one single breakthrough alone. It points to finds such as 3.3-million-year-old ...

Researchers from Queen Mary University of London have uncovered a previously unknown mechanism by which HIV-1 can infect resting immune cells. The discovery challenges a decades-old assumption in HIV ...