But great apes don't have giant brains, nor do they move around on two feet, so the human-like pelvic traits seen in the chimpanzees led the researchers to wonder why there is a tight fit in chimps. It also raised questions about the origins of the obstetrical dilemma. "I...
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Humans have the amazing ability to communicate with each other through language. Human babies can learn any one of thousands of languages. Normally, the first language they learn is the one spoken by their p . There is good evidence (证据) that babies' brains are already programmed to learn...
Our measurements also have direct implications for interpretation of the EEG signal based on the reciprocity theorem33,34. Briefly, this theorem states that the electric field at a certain location in the brain arising from an imposed current through two scalp electrodes is equivalent to the ...
DHumans have five senses: sight(视觉), hearing, smell,taste,and touch. We get 80% of our sensory informationthrough our eyes. This makes sight our most importantsense. The second most important is hearing. Althoughsmell, taste, and touch are important for many animals,humans don't depend ...
Most animals have brains in proportion to their body size – species with larger bodies often have larger brains. But the human brain is almost six times bigger than expected for our bodies. This is puzzling, as the brain is very costly – burning 20% of
Humans have two different ages. There is chronological age (实际年龄), which measures how much time a person has spent on Earth, and then there is biological age, referring to how old a person seems. Many lifestyle factors like diet, exercise and psychological state can impact someone’s bi...
Well, there is one more interesting fact to know, that a leech has 32 brains and a hagfish has four hearts. These are two distinctive and vivid species of animals in the animal kingdom. Humans and animals have various differences, but they also have certain similarities. The differences ...
From an evolutionary point of view it’s highly unlikely butt our comparatively larger brains would have evolved from our ancestors if the extra areas were not needed. In fact there is absolutely no evidence support the 10 percent theory.小题1:How did the 10 percent theory get such widespread...
Humans have many organs(器官), but you can enjoy lots of things because of your ears. Do you know how the ears work? The ear has three parts: the outer ear(外耳), the middle ear and the inner ear. The outer ear is the part you can see. It collects sounds around you. The sounds...