When neuroscientists analyzed the exact properties of nerve connections in the brain, they made a startling observation: At a key connection, or synapse, messages are sent against the usual stream of ...

Pound for pound, the brain consumes vastly more energy than other organs, and, puzzlingly, it remains a fuel-guzzler even when its neurons are not firing signals called neurotransmitters to each other ...

To satisfy the incessant energy demands of their thousands of synapses, neurons have to have enormous supplies of ATP at the ready. Where does this seemingly bottomless well of energy come from? It’s ...