World’s oldest cave painting is at least 51,200 years old, scientists say https://www.nbcnews.com/news/world/worlds-oldest-cave-painting-least-51200-years-old-scientists-say-rcna160304
Life on Earth was more diverse than classical theory suggests 800 million years ago, Study finds: Lineages of amoebae and ancestors of plants, algae and animals were already established in the Neoproterozoic period and survived the two glaciations that covered the entire planet.