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  1. What is a Geode?

    by Claudia Mann - 2008-09-23
    The formation of Geodes takes place over millions of years and involves several different geological processes.Hollow RocksSo, let's start at the beginning: how do you get a hollow rock with lots of ...
  2. The Triassic Period a Time of Transition

    by Claudia Mann - 2008-06-20
    The Triassic Period begins the Mesozoic Era. The mass extinction event at the end of the Permian period ended 90% of the species on earth at that time. The plants and animals that survived would repo...
  3. The Paleozoic Era

    by Claudia Mann - 2008-05-14
    The Paleozoic Era is seen in the fossil record as an explosion of life forms. The Cambrian Period marks the beginning of an era with thousands of new life forms in the ancient seas. Prior to the Cambr...
  4. Igneous Rocks

    by Claudia Mann - 2008-05-13
    Igneous...ignite! And that's just what happens when igneous rocks form. Fiercely hot molten rock from deep inside the earth pushes its way out and lights everything in its path on fire. As the firey l...
  5. Spinosaurus The Sailback Carnosaur

    by Claudia Mann - 2007-04-25
    Jurassic Park 3 made Spinosaurus famous: Spinosaur was the ferocious star of the film! But we all know that films take great liberty with the truth, so let's see what paleontologists can tell us about...