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https://www.sciencenews.org/article/spider-silk-making-organ-evolve-genetic Spider silk-making organs evolved due to a 400-million-year-old genetic oops Jan 27, 2026 - An ancient ancestor of spiders and relatives doubled its genome about 400 million years ago, setting the stage for the evolution of spinnerets. 400 million year spider silk making organs evolved https://sciencedaily.com/releases/2026/03/260311213457.htm 400 million-year-old fish fossils reveal how life began moving onto land | ScienceDaily Scientists have uncovered new clues about some of Earth’s earliest fish, shedding light on the ancient origins of vertebrates that eventually moved onto land.... 400 million year fish fossils life began land sciencedaily old https://sciencedaily.com/releases/2025/11/251112111032.htm A 400-million-year-old plant creates water so weird it looks alien | ScienceDaily Researchers discovered that living horsetails act like natural distillation towers, producing bizarre oxygen isotope signatures more extreme than anything... 400 million year old plant creates water weird