Aviation Articles

• Construction
  Sports Medicine
  Healthy Aging
  Sports Science
  Attention Deficit Disorder
  Civil Engineering
   
  

  Collapse of the World Trade Center

  On September 11, 2001, the two main towers of the World Trade Center complex were each hit by hijacked commercial aircraft as part of the September 11, 2001 attacks. 2 WTC collapsed to the ground at ... > more
• Inorganic Chemistry
  Materials Science
  Sports Science
  Chemistry
  Nanotechnology
  Vehicles
   
  

  Scale model

  A scale model is a representation or copy of an object that is larger or smaller than the actual size of the object being represented. Very often the scale model is smaller than the original and used ... > more
• Engineering
  Civil Engineering
  Energy Technology
  Technology
  Electronics
  Materials Science
   
  

  Engineering

  Engineering is the applied science of acquiring and applying knowledge to design, analysis, and/or construction of works for practical purposes. The American Engineers' Council for Professional ... > more
• 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
• Technology
  Computer Programming
  Communications
  Sports Science
  Computer Graphics
  Video Games
   
  

  Videoconferencing

  A videoconference (also known as a videoteleconference) is a set of interactive telecommunication technologies which allow two or more locations to interact via two-way video and audio transmissions ... > more
• Fossil Fuels
  Petroleum
  Alternative Fuels
  Fuel Cells
  Sports Science
  Batteries
   
  

  Gasoline

  Gasoline is a petroleum-derived liquid mixture consisting primarily of hydrocarbons, used as fuel in internal combustion engines. Before internal combustion engines were invented in the mid-1800s, ... > more
• Petroleum
  Fossil Fuels
  Organic Chemistry
  Alternative Fuels
  Fuel Cells
  Aviation
   

  Catalytic converter

  A catalytic converter is a device used to reduce the emissions from an internal combustion engine. Most commonly used in an automobile's exhaust system, catalytic converters are now commonly used on ... > more
• Air Quality
  Fossil Fuels
  Air Pollution
  Thermodynamics
  Energy and the Environment
  Alternative Fuels
   
  

  Combustion

  Combustion or burning is a complex sequence of chemical reactions between a fuel and an oxidant accompanied by the production of heat or both heat and light in the form of either a glow or flames. ... > more
• Energy and the Environment
  Renewable Energy
  Solar Energy
  Geomagnetic Storms
  Environmental Science
  Sustainability
   
  

  Solar power

  Solar power (also knows as solar radiation or insolation) is energy from the sun. This energy, in the form of heat and light, supports all life on Earth, drives the Earth's climate and weather and is ... > more
• Transportation Science
  Sports Science
  Detectors
  Physics
  Solar Energy
  Optics
   
  

  Navigation

  There are several traditions of navigation. In the pre-modern history of human migration and discovery of new lands by navigating the oceans, a few peoples have excelled as sea-faring ... > more

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