Early Human Articles

• Frogs and Reptiles
  Zoology
  Animals
  Early Mammals
  New Species
  Endangered Animals
   
  

  Reptile

  Reptiles (also called 'herps') are tetrapods and amniotes, animals whose embryos are surrounded by an amniotic membrane. Reptiles were defined as the set of animals that includes crocodiles, ... > more
• Geology
  Fossils
  Earth Science
  Origin of Life
  Early Climate
  Earthquakes
   
  

  Precambrian

  The Precambrian is an informal name for the eons of the geologic timescale that came before the current Phanerozoic eon. It spans from the formation of Earth around 4500 Ma (million years ago) to the ... > more
• Ancient Civilizations
  Archaeology
  Lost Treasures
  Human Evolution
  Anthropology
  Cultures
   
  

  Egyptian pyramids

  The pyramids of Egypt, some of which are among the largest man-made constructions ever conceived, constitute one of the most potent and enduring symbols of Ancient Egyptian civilization. It is ... > more
• Dinosaurs
  Geography
  Environmental Policy
  Charles Darwin
  Origin of Life
  Paleontology
   

  Jurassic

  The Jurassic period is a major unit of the geologic timescale that extends from about 200 Ma (million years ago) at the end of the Triassic to 146 Ma at the beginning of the Cretaceous. The Jurassic ... > more
• Dinosaurs
  Paleontology
  Fossils
  Early Birds
  Tyrannosaurus Rex
  Early Mammals
   
  

  Velociraptor

  Velociraptor is a genus of dromaeosaurid theropod dinosaur that existed approximately 83 to 70 million years ago during the later part of the Cretaceous Period. There is only one universally ... > more
• Fossils
  Organic Chemistry
  Sports Science
  Graphene
  Early Climate
  Origin of Life
   
  

  Radiocarbon dating

  Radiocarbon dating is a radiometric dating method that uses the naturally occurring isotope carbon-14 to determine the age of carbonaceous materials up to ca 60,000 years. Within archaeology it is ... > more
• Ancient Civilizations
  Fossils
  Archaeology
  Lost Treasures
  Cultures
  Anthropology
   
  

  Tutankhamun

  Nebkheperre Tutankhamun (alternate transcription Tutankhamen), named Tutankhaten early in his life, was Pharaoh of the Eighteenth dynasty of Egypt (ruled 1334 BC - 1325 BC), during the period of ... > more
• Cultures
  Ancient Civilizations
  Human Evolution
  Archaeology
  Anthropology
  Early Climate
   
  

  Petroglyph

  Petroglyphs are images incised in rock, usually by prehistoric, especially Neolithic, peoples. They were an important form of pre-writing symbols, used in communication from approximately 10,000 ... > more
• Ancient Civilizations
  Archaeology
  Anthropology
  Human Evolution
  Early Humans
  Origin of Life
   
  

  Castle

  A castle is a building, or set of buildings, fortified for defence against an enemy. The term is most often applied to a small self-contained ... > more
• Earthquakes
  Natural Disasters
  Tsunamis
  Early Climate
  Earth Science
  Geology
   
  

  Earthquake

  An earthquake is the result of a sudden release of stored energy in the Earth's crust that creates seismic waves. Earthquakes are accordingly measured with a seismometer, commonly known as a ... > more

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