Surtsey, formed off Iceland in 1963 eruption, is no-tourists-allowed model of evolution
                                
                                
                                    (Newser) -
                                    On Surtsey, off Iceland's coast, scientists take life one species at a time, the Christian Science Monitor reports. Since the island erupted from the ocean in 1963, only researchers have been permitted to visit and catalog its colonization by external species. With 2½ acres of land eroding each year, they’...