• Construction 3D printing
    Construction 3D Printing (c3Dp) or 3D Construction Printing (3DCP) refers to various technologies that use 3D printing […]
  • Speech recognition
    Speech recognition is the inter-disciplinary sub-field of computational linguistics that develops methodologies and […]
  • Airport
    An airport is an aerodrome with extended facilities, mostly for commercial air transport. Airports often have […]
  • Sustainable landscaping
    Sustainable landscaping encompasses a variety of practices that have developed in response to environmental issues. […]
  • Early history of aviation
    The history of aviation extends for more than two thousand years, from the earliest forms of aviation such as kites and […]
  • Solar vehicle
    A solar vehicle is an electric vehicle powered completely or significantly by direct solar energy. Usually, […]
  • First class in aviation
    First class is a travel class on some passenger airliners intended to be more luxurious than business class, premium […]
  • Tragedy of the commons
    The tragedy of the commons is a term used in social science to describe a situation in a shared-resource system where […]
  • Biogas
    Biogas refers to a mixture of different gases produced by the breakdown of organic matter in the absence of oxygen. […]
  • GPS scavenger hunt
    Geocaching, also GPS scavenger hunt, is a kind of treasure hunt. The search is alternatively possible without a GPS […]
  • Rural tourism
    Rural tourism focuses on actively participating in a rural lifestyle. It can be a variant of ecotourism. Many villages […]
  • Ecocity
    Sustainable City is an expression that refers to a city or urban unit that respects the principles of sustainable […]
  • Collage
    Collage is a technique of an art production, primarily used in the visual arts, where the artwork is made from an […]
  • Fumage
    Fumage is a surrealist art technique popularized by Wolfgang Paalen in which impressions are made by the smoke of a […]