Technology Articles

• Chemistry
  Sports Science
  Inorganic Chemistry
  Graphene
  Materials Science
  Spintronics
   
  

  Tin

  Tin is a chemical element in the periodic table that has the symbol Sn (L. Stannum) and atomic number 50. This silvery, malleable poor metal that is not easily oxidized in air and resists corrosion ... > more
• Physics
  Quantum Physics
  Electricity
  Albert Einstein
  Energy Technology
  Optics
   

  Electromagnetism

  Electromagnetism is the physics of the electromagnetic field: a field, encompassing all of space, which exerts a force on those particles that possess the property of electric charge, and is in turn ... > more
• Earth Science
  Sports Science
  Geology
  Near-Earth Object Impacts
  Environmental Issues
  Earthquakes
   
  

  Foucault pendulum

  A Foucault pendulum, or Foucault's pendulum, named after the French physicist Leon Foucault, was conceived as an experiment to demonstrate the rotation of the Earth; its action is a result of the ... > more
• Global Warming
  Climate
  Weather
  Environmental Issues
  Environmental Policy
  Nature of Water
   
  

  Instrumental temperature record

  The instrumental temperature record shows the fluctuations of the temperature of the atmosphere and the oceans since the invention of ... > more
• Inorganic Chemistry
  Chemistry
  Sports Science
  Organic Chemistry
  Nature of Water
  Materials Science
   
  

  Chloroform

  Chloroform, also known as trichloromethane and methyl trichloride, is a chemical compound with formula CHCl3. It does not support combustion in air, although it will burn when mixed with more ... > more
• Space Probes
  Space Exploration
  Space Station
  Vehicles
  Aviation
  Sports Science
   
  

  Multistage rocket

  A multistage (or multi-stage) rocket is, like any rocket, propelled by the recoil pressure of the burning gases it emits as it burns fuel. What characterizes it as "multi-stage" is that it ... > more
• Hurricanes and Cyclones
  Floods
  Severe Weather
  Construction
  Sports Science
  Civil Engineering
   
  

  Levee failures in Greater New Orleans, 2005

  In 2005, as a result of Hurricane Katrina, there were extensive failures of the levees and flood walls protecting New Orleans, Louisiana and surrounding communities. There were also extensive ... > more
• Nature of Water
  Acid Rain
  Organic Chemistry
  Sports Science
  Chemistry
  Air Quality
   
  

  Phosphorus

  Phosphorus is the chemical element in the periodic table that has the symbol P and atomic number 15. Phosphorus is commonly found in inorganic phosphate rocks and in all living cells. The most ... > more
• Acid Rain
  Sports Science
  Heartburn
  Pollution
  Gastrointestinal Problems
  Vitamin B
   
  

  PH

  pH is a measure of the activity of hydrogen ions (H+) in a solution and, therefore, its acidity or alkalinity. Aqueous solutions with pH values lower than 7 are considered acidic, while pH values ... > more
• Aviation
  Vehicles
  Sports Science
  Nature of Water
  Construction
  Nuclear Energy
   
  

  Seaplane

  A seaplane is an aircraft designed to take off and land (correctly, though less commonly termed, "alight") upon water. There are two types of seaplane: the floatplane and the flying boat. A ... > more

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