"So science is messy, and despite more than a century of digging, we still don’t really know, for sure, what these huge spires that dominated the ancient Earth really were."
So despite the link-bait title, we still don't know and they may not be giant mushrooms.
"So science is messy, and despite more than a century of digging, we still don’t really know, for sure, what these huge spires that dominated the ancient Earth really were."
So despite the link-bait title, we still don't know and they may not be giant mushrooms.