Top Twelve inventions

  • Electricity

    Electricity
    Electricity is the set of physical phenomena associated with the presence and flow of electric charge. Electricity gives a wide variety of well-known effects, such as lightning, static electricity, electromagnetic induction and the flow of electrical current. In the 18th century, Benjamin Franklin conducted extensive research in electricity, selling his possessions to fund his work. In June 1752 he is reputed to have attached a metal key to the bottom of a dampened kite string and flown the kite
  • levi's

    levi's
    Levi Strauss & Co., also known as LS&CO or simply Levi's, is a privately held American clothing company known worldwide for its Levi's brand of denim jeans. It was founded in 1873 when Levi Strauss came from Buttenheim, Bavaria, to San Francisco, California to open a west coast branch of his brothers' New York dry goods business. In 1873 Levi Strauss and tailor Jacob Davis received a U.S. patent to make the first riveted men's work pants out of denim: the first blue jeans.
  • Air conditioner

    Air conditioner
    An air conditioner (often referred to as AC) is a major or home appliance, system, or mechanism designed to change the air temperature and humidity within an area (used for cooling and sometimes heating depending on the air properties at a given time). The cooling is typically done using a simple refrigeration cycle, but sometimes evaporation is used, commonly for comfort cooling in buildings and motor vehicles. In construction, a complete system of heating,
  • Television

    Television
    Television (TV) is a telecommunication medium for transmitting and receiving moving images that can be monochrome (black-and-white) or colored, with or without accompanying sound.Since the 1950s, television has been the main medium for molding public opinion.On December 25, 1926, Kenjiro Takayanagi demonstrated a television system with a 40-line resolution that employed a CRT display at Hamamatsu Industrial High School in Japan. This was the first working example of a fully electronic televi
  • Mcdonald's

    Mcdonald's
    McDonald's restaurant is operated by either a franchisee, an affiliate, or the corporation itself. The corporation's revenues come from the rent, royalties and fees paid by the franchisees, as well as sales in company-operated restaurants. McDonald's revenues grew 27 percent over the three years ending in 2007 to $22.8 billion, and 9 percent growth in operating income to $3.9 billion.
  • Oldsmobile Cutlass

    Oldsmobile Cutlass
    Introduced in 1961 as the top trim level in Olds' compact F-85 line, over the years the Cutlass name accumulated great brand equity, and became one of the most popular nameplates in the industry in the 1970s. By the 1980s, Oldsmobile was using the Cutlass as a sub-marque, with a number of different vehicle lines bearing the name simultaneously. These included the Cutlass Calais compact, the midsize Cutlass Ciera, the Cutlass Cruiser station wagon, and the premium midsize Cutla
  • mircowave oven

    mircowave oven
    A microwave oven, often colloquially shortened to microwave, is a kitchen appliance that heats food by dielectric heating accomplished with microwave type electromagnetic radiation that is used to rotate and heat polarized molecules in food. Microwave ovens heat foods quickly and efficiently because excitation is fairly uniform in the outer 25–38 mm of a dense (high water content) food item.
  • shoes

    shoes
    Air Jordan(s), informally known as Jordans, are a brand of shoes and athletic apparel designed and produced by Nike for the now-retired basketball player Michael Jordan, who has served as the figurehead for the brand since its inception. The Air Jordan line is now sold by the Jordan Brand subsidiary of Nike. Air Jordans were first released for public consumption in 1985 (Jordan himself first wore them as a rookie in 1984), with new designs released annually.
  • Internet

    Internet
    The Internet (or internet) is a global system of interconnected computer networks that use the standard Internet protocol suite (often called TCP/IP, although not all applications use TCP) to serve billions of users worldwide. It is a network of networks that consists of millions of private, public, academic, business, and government networks..The High Performance Computing and Communication Act of 1991 turned ARAPNET into the Internet.
  • Wi-Fi

    Wi-Fi
    Wi-Fi is a popular technology that allows an electronic device to exchange data wirelessly (using radio waves) over a computer network, including high-speed Internet connections. The Wi-Fi Alliance defines Wi-Fi as any "wireless local area network (WLAN) products that are based on the Institute of Electrical and Electronics Engineers' (IEEE) 802.11 standards".
  • Iphones

    Iphones
    The iPhone is a line of smartphones designed and marketed by Apple Inc. It runs Apple's iOS mobile operating system, originally named "iPhone OS". The first iPhone was released on June 29, 2007. the most recent iPhone, the sixth-generation iPhone 5, was released on September 21, 2012.The user interface is built around the device's multi-touch screen, including a virtual keyboard rather than a physical one. The iPhone has Wi-Fi and cellular connectivity (2G, 3G and