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Recent findings add weight to the evidence that the intransitive competitions between species enrich the diversity of nature.
Faced with a decision, the brain weighs its options by bundling them into rapidly alternating cycles of brain waves.
For decades, scientists have been intrigued by tiny viruses whose genetic material can be read both forward and backward. New research begins to explain this puzzling property.
The glial cells of the nervous system have been eclipsed in importance by neurons for decades. But glia are turning out to be central to many neurological functions, including pain perception.