A million years ago, a species known as Homo erectus most likely survived in an arid desert with no trees. By Carl Zimmer ...

The most primitive hominid yet found, this species has more chimpanzee-like features than any other human ancestor. Ardipithecus ramidus may have walked upright. Other fossils discovered with A.

The journey ends with modern humans as the only surviving human species in the world today. Along the way, visitors can see star specimens from the Museum collections, and get to grips with some of ...

If the current course is not altered, we’ll reach 8 billion by 2020 and 9 to 15 billion (likely ... invasive species, consumption patterns, and enacted conservation measures. One constant, however, is ...