The world has been blessed with a lot of inventions, which has made life so easy. The world has advanced from the Stone Age to the Digital Age. Here are 7 inventions that have changed the course of the world.
The Wheel
The invention of the wheel came to make movements of people and goods easy. It is believed that the wheel was invented between 4000-3500 BC. Thanks to the invention of wheels, we now have cars and other vehicles making transportation very easy.
The Sailboat
Just like the wheels, the sailboats also made transportation on water easy. The ancient Mesopotamian Ubaid culture was the first to use the sailboat. Invented in the 6000 BC is was their means of crossing the Tigris and Euphrates. The sailboat made early trade and transport by means of rivers easier.
The Nail
The Ancient Egyptians invented the nail in the 3400 BC. It was used for the carpentry and other construction works. The Romans later brought innovations to the manufacturing of nails. They did the first mass production using wrought iron.
The Abacus
Human continued to advance with time and that necessitated other devices to make life easy. The need for easy calculations came with the invention of the abacus in 2700 BC by the Ancient Mesopotamian. It was used it for calculations based on the Sumerian numerical system.
The Steam Engine
The steam engine came as a major breakthrough for the industrial revolution. The technology existed for centuries but Thomas Newcomen was the first to harness the power of the steam engine in 1712. Five decades later, James Watt also modified the work of Newcomen. Subsequent improvements made the steam engine small enough to power a train.
The Printing Press
The invention of printing press came to improve the transfers of knowledge and opened the floodgate for mass communication. Johannes Gutenberg was the brain behind the invention in the 1440s. It was instrumental in the spread of information, which was at the time preserve for the elite.
The Computer
Charles Babbage was the first to invent a mechanical computing device. The invention done made in the 19th century came with Difference and Analytical Engines. Babbage has since been known as the father of the computer.
