For all their intelligence and agility, dolphins and orcas carry a secret written deep in their biology: they are, in all ...

Mutations in any species is part of natural evolution and essential to its survival, according to the accepted Darwinian ...

A team of researchers from George Washington University and The Rockefeller University studying the morphology of turtle ant heads found that the critters undergo reverse-evolution in which their head ...

SEATTLE — Researchers say cleanup of Lake Washington in the late 1960s forced a little fish into reverse evolution. A study led by Seattle’s Fred Hutchinson Cancer Research Center compared samples of ...

The process of speciation (when one species splits into two distinct species that can no longer mate efficiently) takes thousands of years, and the mechanisms underlying speciation are therefore ...