Until now, it’s been very hard for scientists to establish a detailed timeline of the early evolution of bacteria.

The actress reflects on her character Kayla's evolution from comic relief to core cast member as the Emmy-winning comedy ...

Scientists in the Galápagos discover yellow warblers living near traffic exhibit the bird version of "road rage." ...

The perseverance of the Irish people in maintaining their language, history and values created a world of oral tradition ...