Stem cells have the ability to grow other cells, such as heart, nerve or brain cells.
VOA: special.2010.06.15
And So, people study brain damages— brain damage that implicates motor control such as apraxia.
所以人们研究脑损伤,这些脑损伤能够引起,诸如失用症这样的运动控制障碍
The other thing we know about the brain is that the cortex is absolutely essential for is interpreting the features such as that facial expression, color.
我们还知道,大脑皮层对于解释面部表情,颜色等特征发挥绝对根本的作用。
Imagine a virus, for instance, that captured an animal's brain and then modified the animal's brain such that the animal would run out and bite other animals so as to pass on the virus.
想象一个病毒,例如,控制动物大脑,然后修改大脑,这个动物会跑出去咬其他动物,以传播病毒。
Last time, I invited you to think about life on the experience machine, where the scientists are busy stimulating your brain in such a way as to give you an exact replica, from the insides of what it would be like having identical experiences to the ones you would have if you were really doing-- well, whatever it is that's worth doing.
上节课,我要你们思考,体验机里的生活,科学家们用它刺激你的大脑,给你一份完美的体验复制品,从体验相同的经历,到体验在现实生活中-,值得做的事情。
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