Masisi, an orphan bonobo at Lola ya Bonobo sanctuary in Congo with Mistique the village dog. When thinking about evolution, Charles Darwin’s theory of natural selection, or “survival of the fittest,” ...

Between 1831 and 1836, Charles Darwin circumnavigated the globe as the naturalist for the renowned HMS Beagle. Darwin's task, as far as Britain was concerned, was to discover and describe flora and ...

For well over a century, Darwin’s theory of natural selection has served as biology’s grand unifying framework, explaining how species adapt and evolve through the differential replication of randomly ...

The Indigenous peoples of the Bolivian highlands are survivors. For thousands of years they have lived at altitudes of more than two miles, where oxygen is about 35 percent lower than at sea level.