Wild scarlet monkeyflowers in California survived a historic drought by relying on a rapid evolution, marking the first time the process has been observed in the wild.
The story of a wildflower that adapted to a severe drought in California raises hopes that evolution will come to the rescue of species hit by climate change, but there are limits ...
A new study of chimpanzee and bonobo groups at zoos reveals similar levels of aggression. However, scientists found stark sex-based differences between the species.