Human evolution describes the gradual process through which humans developed from ancient, apelike ancestors, a journey spanning approximately six million years. Scientific evidence points to shared physical and behavioral traits among all people originating from these early ancestors. Human evolution describes the gradual process through which humans developed from ancient, apelike ancestors, a journey spanning approximately six million years. Scientific evidence points to shared physical and behavioral traits among all people originating from these early ancestors. Human evolution describes the gradual process through which humans developed from ancient, apelike ancestors, a journey spanning approximately six million years. Scientific evidence points to shared physical and behavioral traits among all people originating from these early ancestors. Human evolution describes the gradual process through which humans developed from ancient, apelike ancestors, a journey spanning approximately six million years. Scientific evidence points to shared physical and behavioral traits among all people originating from these early ancestors.