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Mobile phones started as an idea to communicate more easily and portably. The first mobile phone was created by Motorola in 1973. Mobile phone technology grew rapidly, increasing from 12.4 million subscriptions in 1990 to over 6 billion in 2011. Condoms have been used for hundreds of years, originally made from materials like paper, horns, and turtle shells. Latex condoms were invented in 1920 and are now widely used globally to prevent pregnancy and disease. Laptops were invented to make personal computers
- Author
- Edgar Alejandro Ávila Cuevas
- Language
- EN