Two perplexing structures deep inside Earth might be ancient remnants of our early planet, and they could hold clues about the origin of life.

Mysterious lava puddles in Earth's mantle may hold clues about the origin of life: 'These are not random oddities'

Source: space
Source Link: https://www.space.com/astronomy/earth/mysterious-lava-puddles-in-earths-mantle-may-hold-clues-about-the-origin-of-life-these-are-not-random-oddities