Evolution Articles

• Extinction
  Dinosaurs
  Endangered Animals
  Endangered Plants
  Nature
  Fossils
   
  

  Cretaceous-Tertiary extinction event

  The Cretaceous-Tertiary extinction event was a period of massive extinction of species, about 65.5 million years ago. It corresponds to the end of the Cretaceous Period and the beginning of the ... > more
• Dinosaurs
  New Species
  Tyrannosaurus Rex
  Paleontology
  Nature
  Fossils
   
  

  Triceratops

  Triceratops, meaning "three-horned face", because it had three horns was a ceratopsid herbivorous dinosaur genus from the Latest Cretaceous period of what is now North America. It lived at around the ... > more
• Dinosaurs
  Paleontology
  Tyrannosaurus Rex
  Fossils
  Early Mammals
  Archaeology
   
  

  Paralititan

  Paralititan stromeri was a giant titanosaurian sauropod dinosaur discovered in coastal deposits in the Upper Cretaceous Bahariya Formation of Egypt. The fossil represents the first tetrapod reported ... > more
• Forest
  Exotic Species
  Rainforests
  Acid Rain
  Ecology
  Wildfires
   
  

  Petrified wood

  Petrified wood is a type of fossil: it exists of fossil wood where all the organic materials have been replaced with minerals (most often a silicate, such as quartz), while retaining the original ... > more
• Sports Science
  Ancient Civilizations
  Construction
  Weapons Technology
  Anthropology
  Robotics Research
   
  

  Trebuchet

  A trebuchet, also sometimes called a trebucket is a medieval siege engine, a weapon employed either to batter masonry or to throw projectiles over walls. The invention of the trebuchet derives, no ... > more
• Dinosaurs
  New Species
  Fossils
  Extinction
  Paleontology
  Early Mammals
   
  

  Brachiosaurus

  The Brachiosaurus is a famous dinosaur that lived during the Jurassic period. One of the largest ever dinosaurs to walk the earth, it has become a famous animal synonymous with dinosaurs, and is ... > more
• Frogs and Reptiles
  Animals
  Wild Animals
  Fish
  Endangered Animals
  Extinction
   
  

  American Alligator

  The American Alligator has a large, slightly rounded body, with thick limbs, a broad head, and a very powerful tail. Males can weigh 500 lbs to over 1000 pounds; one American Alligator allegedly ... > more
• Ancient Civilizations
  Archaeology
  Fossils
  Anthropology
  Cultures
  Origin of Life
   
  

  Ancient Egypt

  Ancient Egypt was a long-lived civilization in north-eastern Africa. It was concentrated along the middle to lower reaches of the Nile River, reaching its greatest extension during the second ... > more
• Ancient Civilizations
  Anthropology
  Cultures
  Archaeology
  Lost Treasures
  Origin of Life
   
  

  Maya civilization

  The Maya civilization is a Mesoamerican civilization, noted for the only known fully developed written language of the pre-Columbian Americas, as well as its spectacular art, monumental architecture, ... > more
• Fossils
  Geography
  Geology
  Origin of Life
  Extinction
  Environmental Policy
   

  Paleozoic

  The Paleozoic Era is a major division of the geologic timescale, one of four geologic eras. The Paleozoic includes six geologic periods; from oldest to youngest -- the Cambrian, Ordovician, Silurian, ... > more

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