Ancient S2 Meteorite May Have Fueled Early Life on Earth
A colossal 3.26‑billion‑year‑old meteorite impact (the S2 event) unleashed tsunamis, heat, and darkness, but also delivered iron and phosphorus that likely boosted early microbial life, suggesting giant impacts could briefly nourish Earth's earliest biosphere, as revealed by Barberton Greenstone Belt rocks and reported in PNAS.
