Virtual Environment Articles

• Engineering
  Civil Engineering
  Energy Technology
  Materials Science
  Thermodynamics
  Technology
   
  

  Mechanical engineering

  Mechanical engineering is a very broad field of engineering that involves the application of physical principles for analysis, design, manufacturing, and maintenance of mechanical ... > more
• Geography
  Technology
  Earthquakes
  Geomagnetic Storms
  Natural Disasters
  Sports Science
   
  

  Global Positioning System

  The Global Positioning System, usually called GPS, is the Earth's only fully-functional satellite navigation system. A constellation of more than two dozen GPS satellites broadcasts precise timing ... > more
• Quantum Physics
  Physics
  Chemistry
  Inorganic Chemistry
  Cosmic Rays
  Graphene
   
  

  Atom

  In chemistry and physics, an atom is the smallest particle of a chemical element that retains its chemical properties. An atom consists of a dense nucleus of positively-charged protons and ... > more
• Mining
  Environmental Science
  Engineering
  Civil Engineering
  Sports Science
  Energy Technology
   
  

  Mining

  Mining is the extraction of valuable minerals or other geological materials from the earth, usually (but not always) from an ore body, vein, or (coal) ... > more
• Healthy Aging
  Sports Science
  Sports Medicine
  Attention Deficit Disorder
  Mathematics
  Physics
   
  

  Scientific method

  Scientific method is a body of techniques for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge. It is based on gathering observable, empirical and ... > more
• Sports Science
  Weapons Technology
  Vehicles
  Electricity
  Nuclear Energy
  Batteries
   
  

  Submarine

  A submarine is a specialized watercraft that can operate underwater. Most major navies use submarines. Submarines are also used for marine and freshwater science and for work at depths too great for ... > more
• Nanotechnology
  Physics
  Materials Science
  Engineering
  Sports Science
  Technology
   
  

  Nanotechnology

  Nanotechnology refers broadly to a field of applied science and technology whose unifying theme is the control of matter on the molecular level in scales smaller than 1 micrometre, normally 1 to 100 ... > more
• Nature of Water
  Sports Science
  Chemistry
  Inorganic Chemistry
  Albert Einstein
  Wind Energy
   
  

  Drag (physics)

  For a solid object moving through a fluid or gas, drag is the sum of all the aerodynamic or hydrodynamic forces in the direction of the external fluid flow. It therefore acts to oppose the motion of ... > more
• Space Station
  Space Exploration
  NASA
  Space Probes
  Astronomy
  Space Missions
   
  

  Space elevator

  A space elevator is a theoretical structure designed to transport material from a planet's surface into space. Many different types of space elevators have been proposed. They all share the goal of ... > more
• Energy and the Environment
  Alternative Fuels
  Renewable Energy
  Fuel Cells
  Batteries
  Fossil Fuels
   
  

  Fuel cell

  A fuel cell is an electrochemical device similar to a battery, but differing from the latter in that it is designed for continuous replenishment of the reactants consumed; i.e. it produces ... > more

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