We Have The First Evidence of Ancient Human Life in This Vast Lava Tube Cave <img width="128" height="52" src="https://www.sciencealert.com/images/2024/04/UmmJirsan.jpg" alt="Umm Jirsan cave"/> A time-capsule of human history. https://www.sciencealert.com/we-have-the-first-evidence-of-ancient-human-life-in-this-vast-lava-tube-cave