Comments on: Bizarre sand dunes on Mars are ‘almost perfectly circular,’ and scientists don’t know why

Comments on: Bizarre sand dunes on Mars are ‘almost perfectly circular,’ and scientists don’t know why https://lifeboat.com/blog/2023/03/bizarre-sand-dunes-on-mars-are-almost-perfectly-circular-and-scientists-dont-know-why Safeguarding Humanity Tue, 14 Mar 2023 21:23:29 +0000 hourly 1 https://wordpress.org/?v=6.5.3