Modern human anatomy has built on the strengths and the ... our bodies toppling to one side when all our weight is on one foot in mid-stride. Chimps have thigh bones that do not slope inward ...

Evidence for this function first came from studies of the organ's anatomy and its nerves as well ... the brain weighs less than a tenth of an ounce. (Adult human brains typically weigh about ...

However, the discovery of a frozen human foot in early October has brought a partial end to a century-long search — and reignited one of the greatest mountaineering mysteries of all time.