Like the seeds of a forest, a few cells in embryos eventually sprout into an ecosystem of brain cells. Neurons get the most recognition for their computing power. But a host of other cells provides ...
Some parts of the body can recover from injury fairly rapidly. The cornea, for example, can heal from minor scratches within a single day. The human brain, however, is not one of these fast-healing ...
Some parts of our bodies bounce back from injury in fairly short order. The outer protective layer of the eye—called the cornea—can heal from minor scratches within a single day. The brain is not one ...
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