All Rachel Sipler articles

  • Low-Res_Microbialite pool
    News

    Study showcases resilience and rapid growth of ‘living rocks’

    2025-12-18T11:45:00Z

    South Africa is home to some of the oldest evidence of life on Earth, contained in rocky, often layered outcroppings called microbialites. Like coral reefs, these complex “living rocks” are built up by microbes absorbing and precipitating dissolved minerals into solid formations. Source: Rachel Sipler, Bigelow Laboratory for ...