Change of techology through years

Discovery of the fire

50,000 BCE

Homo Erectus discovered the fire

bone needles

20,000 BCE

In the Prehistory the needles made of wood, rock or bone to make rustic garments

The first weapon

4500 BCE

In the age of the metal the first metal weapon was created

Abaco was invented

3500 BCE

The oldest counting table is the Salamis tablet used by the Babylonians

The wheel was created in Mesopotamia

3500 BCE

The first water clocks

1400 BCE

The Egyptian water clock remained the most efficient instrument to measure time for many centuries.

The first irrigation systems were created

1200 BCE

the land was regularly watered every year by the system called "irrigation Alehiad"

The lever was created

212 BCE

It was created by an ancient Greek scientist named Arquimedes

Electicity in the atmosphere

1752

Benjamin Franklin did the experiment with the kite confirming that the beams are electric shocks.

The telegraph was created

1753

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

1925

The television was not electric at all, it had a small screen and a large box.

the first cell phone

1979

The first commercial mobile phone network was in Japan in 1979, and its name was NNT.

the first personal computer is created

Dec 8, 1981

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

2000