Scientists claim to have debunked a long-held evolutionary theory -- the assumption that in a simple, static environment, organisms will eventually reach a "fitness peak," a plateau of adaptation, and stop evolving. New research suggests there is no such thing as a fitness peak.

See the source article by following the link below:
Scientists claim to have debunked a long-held evolutionary theory -- the assumption that in a simple, static environment, organisms will eventually reach a "fitness peak," a plateau of adaptation, and stop evolving. New research suggests there is no such thing as a fitness peak.