The mobile phone at forty

Invention like no other turns 40, transforming the way people go about personal and official business.

    Not many inventions have changed the world quite like the mobile phone. In 1973, a Motorola employee made the first call in New York on a phone dubbed "the brick" because of its size. Simon Mcgregor-Wood reports on how much has changed since then.

    SOURCE: Al Jazeera


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