A research team has just lifted part of the veil surrounding brain activity during sleep. Though we know that some neurons are reactivated then to consolidate our memories, we did not know how these ...

Is there a general way to traverse and replace the items in a nested sequence of arbitrary depth? Say, for instance, that I want to eliminate all the commas in any strings in some absurd nested ...

Repetition is the best method for memorization, for neurons themselves. This is the principle behind what neurobiologists call sequence reactivations: during sleep, neurons in the hippocampus related ...

Left: illustration of the experimental device. Right: rats are placed on a miniature treadmill and transported by an electric train (the locomotive is placed behind the car so as not to mask the field ...