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50,000 BCE
Discovery of the fire
Homo Erectus discovered the fire -
20,000 BCE
bone needles
In the Prehistory the needles made of wood, rock or bone to make rustic garments -
4500 BCE
The first weapon
In the age of the metal the first metal weapon was created -
3500 BCE
Abaco was invented
The oldest counting table is the Salamis tablet used by the Babylonians -
3500 BCE
The wheel was created in Mesopotamia
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1400 BCE
The first water clocks
The Egyptian water clock remained the most efficient instrument to measure time for many centuries. -
1200 BCE
The first irrigation systems were created
the land was regularly watered every year by the system called "irrigation Alehiad" -
212 BCE
The lever was created
It was created by an ancient Greek scientist named Arquimedes -
Electicity in the atmosphere
Benjamin Franklin did the experiment with the kite confirming that the beams are electric shocks. -
The telegraph was created
The telegraph was created by Friedrich Clemes thus becoming the first form of electrical communication -
the Irish inventor John Logie Baird invented black and white television
The television was not electric at all, it had a small screen and a large box. -
the first cell phone
The first commercial mobile phone network was in Japan in 1979, and its name was NNT. -
the first personal computer is created
It was the first electronic digital computer in history. It was not a production model, but an experimental machine, it was not programmable in the current sense and was a huge apparatus. -
the internet comes
