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Early civilizations began to use iron to create weapons and even new innovations
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The catapult, a new innovation in war technology and something that was an essential part of war for a long time after its creation.
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The earliest form of device known to be able to tell time reliably, the sundial, was created and used
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A huge boom of industrializing america and all of the amazing things that came from it
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The railway, which was a huge advancement in both transportation and technology, was formed, and is still used almost 200 years later
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Perhaps the biggest accomplishment of the human race to date, flying and landing on another planet.
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Cell phones, something that is pivotal to our lives today, were created and finally affordable enough for most middle-class families to all have one.
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3D Printing is very common, and almost perfected now, being able to be used for so many innovative things, like robotic limbs for the disabled.
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The first man to break the boundary of space in a manned flight.
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In the current day we are working on a lot of new exciting things such as robotics, AI, Space programs, And things that hope to push the human race forward.