A small subset of people, known as controllers, are able to suppress HIV naturally, without the need for medication. A small percentage of controllers ultimately lose the ability to suppress the virus ...

Modern vehicles can contain around 100 Electronic Control Units (ECUs). An ECU is a minicomputer that collects data and determines whether to activate a function based on the information received.

Over the years, control relays of various types have been used by the hundreds — even thousands — to control nearly every function in commercial and industrial processes. Today, many of those ...