There’s a problem with that “March of Progress” picture that’s so often used to illustrate our species’ development: it ends. Human evolution, the image implies, began in apehood and finishes here, ...

Human evolution has often been depicted as a process of adaptation, where natural selection and genetic changes drive species toward better-suited traits for survival in their environments. But this ...

Researchers at the University of Maine are theorizing that human beings may be in the midst of a major evolutionary ...

A new SwRI-led paper highlights the scientific progress made in understanding the evolution of terrestrial planets, including the effects of late large impacts on pre-existing modes of tectonics. For ...

Part I. Selection: Darwin and natural selection -- The group selection controversy -- For whose good does natural selection work? -- Part II. Adaptation: Darwin (and others) on biological perfection - ...