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| History's landmarks The world 4.5 billion years old Life 3.5 billion years ago Humans 2 million years ago 1 `Modern' humans 35,000 to 50,000 years ago?1 Farming 12,000 years ago The plow 5,000 years ago The wheel 5,000 years ago Steam-power 250 years ago Computers 40-50 years ago And now The age of instant communications Communications landmarks First brains 500 million years ago 2 Speech 35,000 to 50,000 years ago 3 Writing 6,000 years ago Alphabet 4,000 years ago 4 Printing 1040 AD in China, 1451 AD in Europe Telephone 1876 Moving pictures 1894 Television 1926 Transistor 1948 Fiber optics 1988: 3,000 messages at once 1996: 1.5 million 2000: 10 million (prediction) |
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