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3500 BCE
The Wheel
No one really knows who invented the wheel but it is known that the wheel was invented around 3,500 B.C which were first made of wood. The first wheels were used for pottery but then eventually it would be used as an important aspect of transportation. -
Electricity
Discovered by Benjamin Franklin in 1752. Before electricity was discovered, people would use kerosene lamps, candles, fireplaces, to be able to see in the dark but now with this new discovery people were able to easily see in the dark. -
The Vaccine
Invented by Edward Jenner, English Physician and Scientist, the first vaccine was to treat the Smallpox epidemic. The vaccine, in general, is revolutionary because now some diseases can be totally prevented. -
The Maiden Voyage of the Steamboat Clermont
Invented by Robert Fulton. The Clermont averaged to about 5 miles per hour for 150 miles up the Hudson River to Albany, New York for around 4 days a week. It wasn't the first steamboat but it was the first practical and financial steamboat. -
The Lehigh Canal
Two businessmen from Philadelphia, Josiah White and Erskine Hazard led the development of the Lehigh Canal or the Lehigh Navigation Canal. The Lehigh Canal would than became one of the cheapest ways to get places. -
The Telegraph and Morse Code
Invented by Samuel Morse and Alfred Vail. This is revolutionary because now people could receive messages a lot faster. Before this revolutionary invention, people would have to hand write messages and have it delivered by someone on a horse which comes with some dangers to the person delivering the letter. -
The Transcontinental Railroad
Was originally built to set up terms of a competition between two companies. Then later dominated by "The Big Four", Charles Crocker, Leland Stanford, Collis Huntington, and Mark Hopkins. This was revolutionary because it made travel more affordable and made the Western part of the U.S important and essentially was less dangerous. -
First Modern Automobile
Invented by Karl Benz. Benz was given the credit for inventing the first automobile because it used gasoline-powered and worked like modern cars today. -
The Wright Brothers Flyer
The Wright brothers invented the first form of flying transportation. This is revolutionary because now people can travel across the country a lot faster and travel across the world. -
Television
Invented by Philo Farnsworth, Charles Francis Jenkins, and John Logie Baird. The television helped people see what was going on in their own neighborhood and around the world. -
The Opening of the Pennsylvania Turnpike
Around 1938 Pennsylvanian Governor George Earle signed the bill allowing the turnpike to be built. The turnpike was officially opened October 1, 1940. With this, traveling across the mountains of Pennsylvania was made a lot easier and possibly less dangerous. -
First Mobile Phone
Invented by Martin Cooper. It was originally priced at around $4,000 and the battery only lasted for about 30 minutes before dying. This is revolutionary because now people were able to communicate anywhere with anyone from anywhere. -
The World Wide Web
Invented by Sir Tim Berners-Lee, a British computer scientist. The World Wide Web changed communication between each other forever. -
Amazon.com
Founded by John Bezos. Amazon started as a online book store but later turned into an "everything store", where they sell everything and they deliver what you ordered in less than a couple days. -
Myspace
Invented by Tom Anderson, Jon Hart, and Chris DeWolfe. Myspace was one of the first very popular social medias. -
iPhone
Invented by Steve Jobs and his team at Apple. The iPhone is revolutionary because you could do anything with the mobile device. You wouldn't need a computer or a television if you just had an iPhone because you can do anything and access everything on your phone.
