The Inventions Between Past And Present
There are many difference between the inventions in the past and present .The inventions in the past were very easy and simple .They were...
The History Of The Cell Phone
This history focuses on communication devices which connect wirelessly to the public switched telephone network.The first mobile...
The Invention Of Computer
The first mechanical computer, created by Charles Babbage in 1822 ,In fact the computers in the past are different from nowaday. In the...
Travelling Between Past and Present
In the past people moved from place to another by walked for many hours because they didnot have any invention that help them to moved...
Media In The Past
Several years ago there weren't any ways to know news of the other countries or the goverment news. the scientist worked hard to find...