Odd space circles show we are far from running out of cosmic puzzles

Swinburne Astronomy Productions/CSIRO

INEXPLICABLY regular rings of radio waves have been found in space. The discovery of “Odd Radio Circles” (see “Circles in space made of radio waves are like nothing we’ve ever seen”) has all those ingredients of mystery, intrigue and wonder that make a classic cosmic yarn, speculation of alien involvement included.

But there is much more to this than just a cute story. Odd Radio Circles are a thrilling reminder of how much more there is left to discover out there – and of how much there is to look forward to.

The find came as part of …