Technology: 7 Inventions That Changed The World
As technology continues to become more advanced, many people are wondering what inventions have changed the world and how they will impact our lives in the future. This article will give you a brief list of 7 inventions that changed the world.
1. The Wheel
The wheel has been around for centuries and has changed the world in many ways. Some inventions that changed the world include the chariot, the steam engine, the airplane, and the computer. The wheel was first invented in Sumeria about 4,500 years ago. The Egyptians were probably the first to use oxen to pull carts. The Greeks used horses to pull carts. In China, they used camels and donkeys to pull carts. The Romans used horses and chariots to move around. The Chinese also invented the first wagon. The Europeans used wagons for the transportation of goods across America. In 1814, Eli Whitney invented the cotton gin which made it possible to cotton gin without removing the seeds from the plant. Inventors have created many other inventions that have changed the way we live our lives including air travel, cars, television, smartphones, and antibiotics.
2. The Iron
The Iron Age is a time period that spanned from about 1200 BCE to 500 CE. During this time, people developed new ways to make and use iron. These inventions changed the world, making it possible for people to build things more easily and trade goods more freely.
One of the most important inventions during the Iron Age was the wheel. Wheeled vehicles allowed humans to move around more easily and explore new territory. This invention also made it possible for people to travel long distances quickly, which led to new trading opportunities and increased trade volume.
Other important inventions during the Iron Age include the sword, toolmaking tools, firearms, and armor. All of these tools made life easier for humans and helped them expand their civilizations.
3. The Pencil
The modern pencil was invented in 1795 by Nicholas-Jacques Conte. It is made from a metal lead tube with a wooden or plastic handle. The lead is inserted into the tube, which is then capped at one end and sharpened to a point.
4. The Light Bulb
The light bulb is one of the most recognizable inventions in history. It has been a source of light for over 150 years and has helped shape the way we live our lives.
Here are inventions that changed the world because of their impact on lighting:
- The Light Bulb: In 1878, Thomas Edison developed the first practical light bulb. He created it by using a carbon filament that was heated until it glowed. This invention allowed people to create more light in their homes and workplaces, and it revolutionized the way we used light.
- The Electromagnetic Lamp: In 1918, Albert Einstein proposed the idea of an electromagnetic lamp, which used an electric current to produce light. This lamp was much more efficient than traditional lamps, and it allowed people to use less energy overall.
- The fluorescent tube: In 1938, scientist Jules Verneuil invented the fluorescent tube. He designed it so that it could emit different colors of light, which made it easier for people to see in dark environments.
- The incandescent bulb: In 1879, Joseph Swan invented the incandescent bulb, which was much more efficient than earlier types of bulbs. This type of bulb is still used today in some areas of lighting, such as overhead lights and holiday lights.
5. Electricity
Electricity is responsible for powering many of the inventions that have changed the world. Some of these include the light bulb, electric motor, and telephone. Electricity has also been used in medical treatments and research.
6. Radio Technology
Some of the most profound and influential technologies in history were born from radios. These inventions have fundamentally changed the way we live and work, making it easier for people to stay connected and organized. Here are seven of the most significant radios of all time.
First Radio
Charles Wheatstone and Edward Davy developed the first radio in 1837. This device used electricity to send signals over long distances, allowing people to communicate without having to be in close proximity to each other.
Second Radio
The second radio was invented by Guglielmo Marconi in 1895. This device used electromagnetic waves to transmit information over long distances, making it possible for people to connect across oceans.
Third Radio
The third radio was developed by Edwin Armstrong in 1898. This device used FM waves to transmit information wirelessly, which made it possible for broadcasters to share programming across large areas.
Fourth Radio
The fourth radio was developed by John Logie Baird in 1926. This device used color television signals to transmit images over long distances, which revolutionized broadcasting and made televisions affordable for millions of people around the world.
Fifth Radio
The fifth radio was developed by William Shockley in 1948 and became known as the transistor radio because of its small size and portability…
7. TV Broadcasting
Television broadcasting began in the late 1920s with experimental broadcasts from New York City. The first commercial television station, W2XBS, went on the air in Schenectady, New York on November 11, 1928. Over time, television broadcasting became a major industry with billions of dollars in revenue.
Today, television broadcasting is a pervasive medium used to entertain and inform audiences around the world. Many technological Inventions that changed the world were developed for television broadcasting, including color TV (1948), terrestrial TV (1949), portable TVs (1977), satellite TV (1978), and high-definition TV (2007).
Trevor Norton