humans-凯发k8官网

12-08-06 african elephants are known to be great communicators that converse with extremely low-pitched vocalizations, known as infrasounds, over a distance of miles. these infrasounds occupy a very low frequency range -- fewer than 20 hertz, or cycles, per...

12-08-02 when it comes to intelligence, what factors distinguish the brains of exceptionally smart humans from those of average humans? as science has long suspected, overall brain size matters somewhat, accounting for about 6.7 percent of individual variati...

12-08-02 a facepalm is the physical gesture of placing one's hand flat across one's face or lowering one's face into one's hand or hands. the gesture is found in many cultures as a display of frustration, embarrassment, shock, or surprise. facepalm指的是用手...

12-07-09 a group of us researchers has produced a robotic set of legs which they believe is the first to fully model walking in a biologically accurate manner. the neural architecture, musculoskeletal architecture and sensory feedback pathways in humans have...

12-06-28 australopithecus sediba, believed to be an early relative of modern-day humans, enjoyed a diet of leaves, fruits, nuts, and bark, which meant they probably lived in a more wooded environment than is generally thought, a surprising find published in...

12-05-16 anthropologists working in southern france have determined that a 1.5 metric ton block of engraved limestone（石灰岩） constitutes the earliest evidence of wall art. their research, reported in the most recent edition of the proceedings of the natio...

12-04-23 carnivory is behind the evolutionary success of humankind. when early humans started to eat meat and eventually hunt, their new, higher-quality diet meant that women could wean（使断奶） their children earlier. women could then give birth to more ch...

12-03-30 scientists at the university of liverpool have developed a new method to detect proteins associated with longevity, which helps further our understanding into why some animals live longer than others. the team looked at the genome of more than 30 ma...

12-03-29 scientists have obtained a fascinating new insight into the evolution of humans and our ability to walk. 科学家对于人类的进化以及直立行走的能力有了全新的认识。 the eight elements are all from the forefoot it comes from the fossilised bones of a foot...

12-03-27 western europe has long been held to be the cradle of neandertal evolution since many of the earliest discoveries were from sites in this region. but when neandertals started disappearing around 30,000 years ago, anthropologists（人类学家） figured...