The turbulent waters of the lower Congo River drive the rise of new fish species, according to new DNA analysis of the river’s rock-dwelling cichlids.
Found only on the African island of Madagascar, lemurs are thought to be a perfect example of adaptive radiation. New research shows the truth may not be that simple.
A study by Curator Mark Norell and others suggests dinosaur embryos took a surprisingly long time to develop—a factor that may have contributed to their extinction.
A 99-million-year-old fossil beetle sheds light on the long evolutionary history of leeching off of social insects.