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  2. History of mobile phones - Wikipedia

    en.wikipedia.org/wiki/History_of_mobile_phones

    Enabling technology for mobile phones was first developed in the 1940s but it was not until the mid-1980s that they became widely available. By 2011, it was estimated in Britain that more calls were made using mobile phones than wired devices. [1] The history of mobile phones covers mobile communication devices that connect wirelessly to the ...

  3. Mobile phone - Wikipedia

    en.wikipedia.org/wiki/Mobile_phone

    A mobile phone or cell phone[a] is a portable telephone that can make and receive calls over a radio frequency link while the user is moving within a telephone service area, as opposed to a fixed-location phone (landline phone). The radio frequency link establishes a connection to the switching systems of a mobile phone operator, which provides ...

  4. Abdul Sattar Edhi - Wikipedia

    en.wikipedia.org/wiki/Abdul_Sattar_Edhi

    Abdul Sattar Edhi NI LPP (Urdu: عبد الستار ایدھی; 28 February 1928 [6] – 8 July 2016) [1] [7] [2] [8] was a Pakistani humanitarian, philanthropist and ascetic who founded the Edhi Foundation, which runs the world's largest ambulance network, [9] along with homeless shelters, animal shelters, [10] rehabilitation centres, and orphanages across Pakistan.

  5. Mobile technology - Wikipedia

    en.wikipedia.org/wiki/Mobile_technology

    Nikola Tesla laid the theoretical foundation for wireless communication in 1890. Guglielmo Marconi, known as the father of radio, first transmitted wireless signals two miles away in 1894. Mobile technology gave human society great change. The use of mobile technology in government departments can also be traced back to World War I.

  6. History of writing - Wikipedia

    en.wikipedia.org/wiki/History_of_writing

    The history of writing traces the development of writing systems [1] and how their use transformed and was transformed by different societies. The use of writing prefigures various social and psychological consequences associated with literacy and literary culture. With each historical invention of writing, true writing systems were preceded by ...

  7. History of telecommunication - Wikipedia

    en.wikipedia.org/wiki/History_of_telecommunication

    The history of telecommunication began with the use of smoke signals and drums in Africa, Asia, and the Americas. In the 1790s, the first fixed semaphore systems emerged in Europe. However, it was not until the 1830s that electrical telecommunication systems started to appear. This article details the history of telecommunication and the ...

  8. Urdu Wikipedia - Wikipedia

    en.wikipedia.org/wiki/Urdu_Wikipedia

    The Urdu Wikipedia (Urdu: اردو ویکیپیڈیا), started in January 2004, is the Standard Urdu-language edition of Wikipedia, a free, open-content encyclopedia. [1] [2] As of 7 September 2024, it has 210,513 articles, 184,191 registered users and 12,664 files, and it is the 54th largest edition of Wikipedia by article count, and ranks 20th in terms of depth among Wikipedias with over ...

  9. Sindhi language - Wikipedia

    en.wikipedia.org/wiki/Sindhi_language

    Sindhi (/ ˈsɪndi / SIN-dee; [3] Sindhi: سِنڌِي‎ (Perso-Arabic) or सिन्धी (Devanagari), pronounced [sɪndʱiː]) [a] is an Indo-Aryan language spoken by about 30 million people in the Pakistani province of Sindh, where it has official status. It is also spoken by a further 1.7 million people in India, where it is a ...