New chromosome-level evidence suggests Medicago evolution followed a more complex, and surprising path, than previously ...

Imagine a photograph of your great-grandparents, grandparents and parents side by side. You’d see a resemblance, but each generation would look distinct from its predecessors. This is the process of ...

Organisms evolve to adapt to the changing times. But it was unclear whether that evolution would be the same, if given a chance to do-over, as the path it has been followed in the past. New research ...

Add Yahoo as a preferred source to see more of our stories on Google. Unfurling fiddlehead of the Christmas fern (_Polystichum acrostichoides_). Jacob S. Suissa, CC BY-ND Imagine a photograph of your ...