Many of Tesla's greatest contributions to science came from his ideas, not necessarily the things that he was actually able to build. As you'll see, many of Tesla's designs would ultimately lay the foundation for today's technologies. We're fortunate that some of the others were never built.
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Common characteristics include a coffin-shaped handle, a heavy cross guard -- the piece of metal found at a right angle to the blade above the handle -- and a "sweeping clip blade" with a "partially sharp top edge." The blade itself might measure anywhere from 9-12 inches in length.
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Lincoln is not just a good politician; he was also something of an inventor, dabbling in mechanical creativity. And he even managed a patent for one of his inventions, said Time Magazine, the first (and so far, only) president to hold a patent.
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No one can predict the future, but there are always new technologies on the horizon that will change things. These inventions will be here sooner than you think, so it's best to get yourself and your wallet ready for the next big thing. These will be some of the greatest inventions of 2020.
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When Bill Gates tells you certain future technologies are worth paying attention to, it's probably a good idea to take a listen.
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Some of the tools and contraptions you have used every day have been around longer than your great-great-great-grandparents. The ancients had some ideas so perfect that even now, nobody has thought of a better way to do it. Here are ancient inventions you didn't realize we still use today.
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Nobody asked for these inventions, but they got made anyway.That's the beauty of them. The best inventions are ones we didn't even know we needed. It's a fine line, though, and these inventions missed the boat on the "need" part. Here are inventions from this past decade that nobody asked for.
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Have you ever solved a Rubik's cube? If not, it's okay, you're not alone. Want to know another genius who had a rough time figuring the damn thing out? Well, amusingly enough, the dude who invented it.
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Thousands of years after the collapse of their civilization, the Greek empire still reigns as one of those most successful of all time. Sure they gave us things like the Olympics, but they were more than just athletes. They were thinkers, and pioneers in many areas of science and philosophy.
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Humans invented the internet, buses, doctors who can save you if you get hit by a bus, and best of all, sliced bread. These inventions were made possible by the rise of civilizations, and for that, modern humans have ancient Mesopotamia to thank.
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People love hidden secrets. People love finding hidden secrets, and also creating hidden secrets. Secrets just grab a human's attention. And in cars, they're even more fun because you can look for hidden secrets while barreling down the freeway. Here are cars with hidden secrets.
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Pretty soon what was an exciting symbol of freedom and success becomes a grubby reflection of your busy life, excess fast food wrappers and all.
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These amazing inventions exist only to mess with your mind. They'll blow your mind, but they're basically pointless.
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These are some of the world's dumbest inventions, and they're certainly among the most useless inventions of all time.
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