A Russian radio station has broadcast a signal nonstop since the Cold War, and no one knows why; experts use hi-tech methods to investigate what it is, and what might happen if it ever stops.
We are surrounded by an endless stream of infinite data, with information bombarding us from seemingly every direction. These signals, which are part of our everyday operations, help define our understanding of the Universe, and largely go unnoticed. That is until a glitch occurs. A blip on a screen, a faulty frequency, or a mysterious interference - what are these unknown signals? Where are they coming from? And what do they really mean?
