An odd radio signal is coming from space, starting and stopping in regular 16-day cycles. A team of Canadian astronomers was the first to report finding the source, which they discovered using a novel radio telescope. This newly-discovered burst of radio waves, called FRB 180814.J0422+73, does not fit any known cause, leading to range-ranging speculations on its nature, ranging from simple interactions between stars, to suggestions the waves are signals from intelligent lifeforms. A burst of inspiration In 2007, the first fast radio burst (FRB) —a short-lived radio signal from space — was discovered. Since that time, researchers have found several…
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