Intense flash of radio waves is more than 10 bn years old and has travelled through ‘approximately 80% of cosmic history’ A long time ago in a galaxy far, far away, a mysterious flash of energy was released into the universe. Astronomers have now detected that flash, a burst of radio waves which travelled for more than 10 bn years before reaching Earth – what they believe to be the most distant fast radio burst (FRB) ever recorded.
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