For electricity to flow, everything needs to be connected in a big ring. It’s called a circuit. For example, the lights in most houses and flats are part of a circuit controlled by the consumer unit, ...

Back in the days when an integrated circuit meant a simple but expensive device such as a 741 or a 555, most electronics ...

Loss of orexin neurons in narcolepsy leads to sleepiness and cataplexy episodes, which are most common in social contexts. In a mouse model, an oxytocin-sensitive circuit in the central amygdala is ...