The Hellas Find

For a long time, humans have observed Mars through telescopes and seen evidence of life, even of complex civilisations. When first machines and then humans actually got to the Red Planet, they discovered a dead rock with a thin, oxygen-free atmosphere, but the hope of discovering some form of life there just would not die.

Now a geology team working in the Hellas Planitia region has discovered evidence that there used to be a great civilisation on the dead world. Or maybe it’s not so dead, g...