Nature has regular or repeating patterns, but it is generally living things like plants and animals which make those patterns. Where we see patterns, we can appreciate them for their uniqueness and wonder how they were made. Yes, some are made by natural geological processes or wind rain or erosion...
Macten asked for signs of life CURRENTLY existing on Mars. Some of these threads show evidence of structures which, had they been old and abandoned, would have fallen into disrepair and covered over in the time since their inhabitants left, so I reckon they are current evidence. I have only been thro...