• NOVA -- Hell Creek Formation
    Hell Creek Formation
    These are the North Dakota Badlands… thousands of square miles of arid gullies ...
    Air Date 10/22/2015
  • NOVA -- Making Granite From Volcanic Rock
    Making Granite From Volcanic Rock
    It would take a dramatic transformation to turn volcanic islands like this into ...
    Air Date 10/22/2015
  • NOVA -- Finding Stromatolites
    Finding Stromatolites
    We’re looking for one of the oldest organisms on our planet—but as we ...
    Air Date 10/22/2015
  • NOVA -- King of Gore
    King of Gore
    When you put flesh on the bones of Lythronax, it looks a lot like the most ...
    Air Date 10/22/2015
  • NOVA -- Five Steps of Volcanic Rock
    Five Steps of Volcanic Rock
    These falls are the record of a series of volcanic eruptions that happened in ...
    Air Date 10/21/2015
  • NOVA -- From Lava to Land
    From Lava to Land
    So how did North America and its fellow continents get started? To see what the ...
    Air Date 10/21/2015
  • NOVA -- The Grand Canyon's Oldest Rocks
    The Grand Canyon's Oldest Rocks
    “This rock is more than 4000 feet below the rim of the canyon, and it’s one ...
    Air Date 10/21/2015
  • NOVA -- The Sandstone Top of the Canyon
    The Sandstone Top of the Canyon
    This is not the easiest thing to do—especially in a 100 degree heat—but ...
    Air Date 10/21/2015
  • NOVA -- Rockies 2.0
    Rockies 2.0
    But why is it that these layers that were once horizontal are now standing on ...
    Air Date 10/21/2015
  • NOVA -- Tearing North America Apart
    Tearing North America Apart
    I’m looking a map of the Midwest of the United States and I’m seeing is the ...
    Air Date 10/21/2015
  • NOVA -- Fossilized Sand Dunes
    Fossilized Sand Dunes
    This is Zion Canyon. Its 2000-foot sandstone cliffs are among the tallest of ...
    Air Date 10/21/2015
  • NOVA -- Volcanoes of Sand
    Volcanoes of Sand
    What we found were strangely regular circles in the sandstone. Some of them ...
    Air Date 10/21/2015
  • NOVA -- Manhattan Skyline
    Manhattan Skyline
    It's actually the geology that gives this very American city its very particular ...
    Air Date 10/21/2015
  • NOVA -- New York's Mountains
    New York's Mountains
    Today these steel and concrete giants dominate New York’s skyline.
    Air Date 10/21/2015
  • NOVA -- Fossil-Filled Limestone
    Fossil-Filled Limestone
    About a thousand feet below the rim of the canyon…the rock changes to ...
    Air Date 10/21/2015
  • NOVA -- Rock Time Capsules
    Rock Time Capsules
    This place is a paradise for geologists and one of our national treasures. It ...
    Air Date 10/21/2015
  • NOVA -- Manhattan Schist
    Manhattan Schist
    All over the city you can see outcrops of bedrock. It’s called Manhattan ...
    Air Date 10/21/2015
  • NOVA -- Semi-Precious Pebbles
    Semi-Precious Pebbles
    Where you find agates, volcanoes, the source of the gas bubbles, are usually not ...
    Air Date 10/21/2015
  • NOVA -- CyberWar Threat
    S42 E17: CyberWar Threat
    As internet connections multiply so do points of attack and risks to national ...
    Air Date 10/14/2015
  • NOVA -- Secrets of Noah's Ark
    S42 E12: Secrets of Noah's Ark
    A team attempts to build the flood boat using inscriptions from an ancient clay ...
    Air Date 10/7/2015
  • NOVA -- Arctic Ghost Ship
    S42 E16: Arctic Ghost Ship
    An astonishing find could solve the mystery of Sir John Franklin’s lost ...
    Air Date 9/23/2015