AcademiaHumanitiesSTEMSocial SciencesAgriculture & Farming
  • Where are the world's supervolcanoes? The Western United States, Italy, New Zealand, and Asia all contain volcanoes capable of catastrophic eruptions.

    Supervolcanoes Around the World

    Supervolcanoes Around the World

    by Leah Lefler66

  • The theory of plate tectonics grew from Alfred Wegener's theory of continental drift and incorporates modern data such as the magnetic record of the seafloor. The theory of plate tectonics helps to explain natural phenomena such as volcanic island arcs, large mountain belts, and seamount chains.

    The History of Plate Tectonics

    The History of Plate Tectonics

    by Melissa Clason0

  • Time is money. Even an amateur prospector can improve the odds of making some coin by classifying in conjunction with sluicing. Saving your back by shoveling once can cut the medical bills! A high banker can do all this and more. Fundamentals, design, physics, and mechanical descriptions follow.

    The Highbanker: An Automatic Power Sluice

    The Highbanker: An Automatic Power Sluice

    by John R Wilsdon2

  • Diamonds are very important to our society because of the meanings we attach to them. But, where do diamonds come from? They form in four ways: deep eruptions, subduction, impact, and collisions in space.

    4 Ways That Diamonds Are Formed

    4 Ways That Diamonds Are Formed

    by Melissa Clason2

  • These phrases are known by most us: Flushing it down the toilet, a diamond in the rough, a pearl in the wild. They all refer to finding value where none is expected. As it turns out, human waste contains precious metals and gems washed down the drain unconsciously during our hurried lives.

    Mining Human Poop for Gold

    Mining Human Poop for Gold

    by John R Wilsdon0

  • This article looks at the processes by which rocks melt and the different ways they cool and solidify to form igneous rocks.

    How Do Igneous Rocks Form?

    How Do Igneous Rocks Form?

    by Melissa Clason1

  • This article looks at ten sandy beaches of extraordinary colour, what they are composed of and how they are formed, with illustrations of all ten

    10 Beaches of Unusual Colour

    10 Beaches of Unusual Colour

    by Greensleeves Hubs16

  • The Bolshaya Udina volcano in Siberia is coming back to life. This Russian volcano situated along the dangerous Ring of Fire has shown so much seismic activity over the past few years that its classification has changed from extinct to active. Some scientists think that it could erupt at any time.

    Russian Volcanoes on the Ring of Fire

    Russian Volcanoes on the Ring of Fire

    by Harry Nielsen0

  • Millennia have vanished, taking species and ecosystems with it. Fossils restore the broken mosaic of prehistory, providing insights into how animals lived and died. Recent riddles included glass pearls inside clams, where butterflies got their legs from and a toe that continues to defy explanation.

    10 Fascinating Fossils With Mysteries or Rare Features

    10 Fascinating Fossils With Mysteries or Rare Features

    by Jana Louise Smit2

  • At any point on the earth's surface, if you dig down far enough, you will come to rock. Rocks are the building blocks of the earth's crust. There are many different types of rock, and they are all composed of one or more minerals. This article explores 10 fascinating facts about rocks and minerals.

    Top 10 Interesting and Fun Facts About Rocks, Minerals, and Crystals

    Top 10 Interesting and Fun Facts About Rocks, Minerals, and Crystals

    by Amanda Littlejohn6

  • If you want to identify a mineral, you need to examine its properties. This is a guide to how scientists identify minerals by their physical properties.

    Physical Properties of Minerals

    Physical Properties of Minerals

    by Melissa Clason0

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