Human Evolution Articles

• Birds
  Early Birds
  Bird Flu Research
  Zoology
  New Species
  Animals
   
  

  Bird

  Birds are bipedal, warm-blooded, oviparous vertebrates characterized primarily by feathers, forelimbs modified as wings, and hollow bones. Birds range in size from the tiny hummingbirds to the huge ... > more
• Microbiology
  Cell Biology
  Molecular Biology
  Genetics
  Origin of Life
  Developmental Biology
   

  Prokaryote

  Prokaryotes are organisms without a cell nucleus, or indeed any other membrane-bound organelles, in most cases unicellular (in rare cases, multicellular). This set of characteristics is distinct from ... > more
• Dinosaurs
  Fish
  Extinction
  Evolutionary Biology
  Marine Biology
  Evolution
   
  

  Ichthyosaur

  Ichthyosaurs were giant marine reptiles that resemble a dolphin with large teeth. They lived during a large part of the Mesozoic era, and appeared about 250 million years ago (Ma), slightly earlier ... > more
• Marine Biology
  Sports Medicine
  Sea Life
  Fish
  New Species
  Healthy Aging
   
  

  Mollusca

  The molluscs or mollusks are the large and diverse phylum Mollusca, which includes a variety of familiar creatures well-known for their decorative shells or as seafood. These range from tiny snails, ... > more
• Ancient Civilizations
  Archaeology
  Anthropology
  Cultures
  Fossils
  Origin of Life
   
  

  Ancient Rome

  Ancient Rome was a civilization that grew out of the city-state of Rome, founded on the Italian peninsula around 800 BC. During its twelve-century existence, the Roman civilization shifted from a ... > more
• Fossils
  Paleontology
  Dinosaurs
  Early Climate
  Early Mammals
  Ecology
   
  

  Trace fossil

  Trace fossils are those details preserved in rocks that are indirect evidence of life. While we are most familiar with relatively spectacular fossil hard part remains such as shells and bones, trace ... > more
• Ancient Civilizations
  Archaeology
  Cultures
  Early Climate
  Anthropology
  Human Evolution
   
  

  Iron Age

  In archaeology, the Iron Age is the stage in the development of any people where the use of iron implements as tools and weapons is prominent. The adoption of this new material coincided with other ... > more
• Dinosaurs
  Paleontology
  Extinction
  Tyrannosaurus Rex
  Early Birds
  Fossils
   
  

  Dinosaur

  Dinosaurs were vertebrate animals that dominated terrestrial ecosystems for over 160 million years, first appearing approximately 230 million years ago. At the end of the Cretaceous Period, 65 ... > more
• Early Birds
  Dinosaurs
  Paleontology
  Fisheries
  Tyrannosaurus Rex
  Birds
   
  

  Feathered dinosaurs

  The realization that dinosaurs are closely related to birds raised the obvious possibility that some dinosaurs had feathers. Fossils of Archaeopteryx include well-preserved feathers, but it was not ... > more
• Dinosaurs
  Early Birds
  Extinction
  New Species
  Fossils
  Birds
   
  

  Pterosaur

  Pterosaurs, "winged lizards," often referred to as "pterodactyls" were flying reptiles of the clade Pterosauria. They existed from the late Triassic to the end of the Cretaceous period (228 to 65 ... > more
• Cell Biology
  Molecular Biology
  Genetics
  Biotechnology
  Biochemistry Research
  Life Sciences
   
  

  Structural alignment

  Structural alignment is a form of sequence alignment based on comparison of shape. These alignments attempt to establish equivalences between two or more polymer structures based on their shape and ... > more
• Archaeology
  Ancient Civilizations
  Cultures
  Early Climate
  Anthropology
  Lost Treasures
   
  

  Bronze Age

  The Bronze Age is a period in a civilization's development when the most advanced metalworking consisted of techniques for smelting copper and tin from naturally occurring outcroppings of ore, and ... > more

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