Entomologists Reconstruct Evolutionary History of Millipedes
Two elusive groups of millipedes, Siphoniulida and Siphonocryptida, were the last missing pieces in the evolutionary history of…
450-Million-Year-Old Fossils Reveal Strange, Tube-Dwelling Jellyfish Relative
Paleontologists have identified a new genus and species of soft-bodied, tubicolous polyp medusozoan from well-preserved specimens found about…
Tectonic Plate Movements, Not Volcanoes, Drove Major Climate Shifts Over 540 Million Years
New research challenges conventional wisdom by demonstrating that mid-ocean ridges and continental rifts, not volcanic eruptions, played the…
Study: Late Ordovician Mass Extinction Cleared Way for First Fishes
A long-standing mystery in vertebrate evolution — why most major fish lineages appear suddenly in the fossil record…