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• Sports Science
  Transportation Science
  Vehicles
  Construction
  Quantum Physics
  Civil Engineering
   
  

  Bicycle

  A bicycle, pushbike, or bike, is a pedal-driven land vehicle with two wheels attached to a frame, one behind the other. First introduced in 19th-century Europe, bicycles evolved quickly into their ... > more
• Batteries
  Electricity
  Energy and the Environment
  Energy Technology
  Vehicles
  Sports Science
   
  

  Battery electric vehicle

  A battery electric vehicle (BEV) is an electric vehicle that utilises chemical energy that is stored in rechargeable battery packs. Electric vehicles use electric motors instead of, or in addition ... > more
• Sports Science
  Alternative Fuels
  Organic Chemistry
  Fuel Cells
  Chemistry
  Inorganic Chemistry
   
  

  Alcohol

  In chemistry, alcohol is any organic compound in which a hydroxyl group (-OH) is bound to a carbon atom, which in turn is bound to other hydrogen and/or carbon atoms. In general usage, alcohol refers ... > more
• Healthy Aging
  Attention Deficit Disorder
  Food Additives
  Sports Science
  Sports Medicine
  Chemistry
   
  

  Chlorine

  Chlorine is the chemical element with atomic number 17 and symbol Cl. It is a halogen, found in the periodic table in group 17. As the chloride ion, which is part of common salt and other compounds, ... > more
• Sports Science
  Mathematics
  Albert Einstein
  Computer Graphics
  Math Puzzles
  Mathematical Modeling
   
  

  Knot theory

  Knot theory is the mathematical branch of topology that studies mathematical knots, which are defined as embeddings of a circle in 3-dimensional Euclidean space, R3. This is basically equivalent to a ... > more
• Wind Energy
  Vehicles
  Aviation
  Nature of Water
  Spintronics
  Transportation Science
   

  Automotive aerodynamics

  Automotive aerodynamics is the study of the aerodynamics of road vehicles. The main concerns of automotive aerodynamics are reducing drag, reducing wind noise, and preventing undesired lift forces at ... > more
• Energy and the Environment
  Wind Energy
  Electricity
  Sustainability
  Water
  Nature of Water
   
  

  Water turbine

  A water turbine is a rotary engine that takes energy from moving water. Water turbines were developed in the nineteenth century and were widely used for industrial power prior to electrical grids. ... > more
• Nature of Water
  Thermodynamics
  Materials Science
  Sports Science
  Civil Engineering
  Nuclear Energy
   

  Hygroscopy

  A hygroscopic substance is one that readily attracts water from its surroundings, through either absorption or adsorption. Examples include honey, glycerin, ethanol, methanol, concentrated sulfuric ... > more
• Sports Science
  Ancient Civilizations
  Construction
  Weapons Technology
  Anthropology
  Robotics Research
   
  

  Trebuchet

  A trebuchet, also sometimes called a trebucket is a medieval siege engine, a weapon employed either to batter masonry or to throw projectiles over walls. The invention of the trebuchet derives, no ... > more
• Robotics
  Robotics Research
  Artificial Intelligence
  Engineering
  Sports Science
  Computer Programming
   
  

  Industrial robot

  An industrial robot is an automatically controlled, reprogrammable, multipurpose manipulator programmable in three or more axes. The field of industrial robotics may be more practically defined as ... > more

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