JoelN
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on earth. Would mankind have still built an airplane? Or even thought about flying?
Weapons were probably discovered by accident when someone playing with a stick accidentally hit someone else, or, someone throwing rocks accidentally hit someone. Clothing was probably first extrapolated from animal fur: you kill an animal and notice in the process of butchering it that the fur is soft and warm. A pelt used as a bed for long enough would soften up, giving people the idea of deliberately softening them. Blanket becomes a cape, and eventually the cape is crudely tailored.Evo said:We built weapons, we made clothing, jewelry, the list goes on and on, so sure, why not? We've built many things that did not occur in nature.
Musical instruments, radios, televisions, computers, You fall off a cliff, you wish there was some way you could float safely down instead of crashing and getting hurt. You throw something and watch it fly through the air and it goes a great distance effortlessly, you wonder what it would be like to be able to soar through the air effortlessly and go a great distance, looking down from above, we'd get there. Humans have great imaginations and are inventive and some people will try anything.zoobyshoe said:Weapons were probably discovered by accident when someone playing with a stick accidentally hit someone else, or, someone throwing rocks accidentally hit someone. Clothing was probably first extrapolated from animal fur: you kill an animal and notice in the process of butchering it that the fur is soft and warm. A pelt used as a bed for long enough would soften up, giving people the idea of deliberately softening them. Blanket becomes a cape, and eventually the cape is crudely tailored.
It's a lot less direct route to flight in the absence of flying creatures.
Well, we'll never know. It's really a pointless question since there is no definite answer.JoelN said:i would like to point out that jewelry has no real value or purpose. my thoughts are that the absense of flying creatures on Earth would have greatly delayed man-made flight at the bare minimum.
Evo said:Well, we'll never know. It's really a pointless question since there is no definite answer.
Evo said:Well, we'll never know. It's really a pointless question since there is no definite answer.
We might as well ask "what have we not invented yet?" Maybe there are invisible animals that cannot be detected living around us?JoelN said:well the point is that we have gotten a lot of tech and science from studying animals. as more and more animals die due to pollution animals that we haven't even discovered yet could die before we every studying it. what if an animal exists that moves in the 4th dimension but it got killed off due to pollution and now we will never know how how it did that. Just something i was thinking about.
Things that are imagined first, with no inspiration from nature, usually aren't possible. Take the star trek transporter, replicators, and warp drive.Evo said:Humans have great imaginations and are inventive and some people will try anything.
But you're missing the point that they came from observing ashes, and therefore, were inspired by something observed. The invention imitates the action of the observed thing - balloon don't fly like birds. They just float, like ashes. The dream of flight was the dream of imitating birds: Icarus, and the winged da Vinci machine design.Hot air balloons, people noticed that ashes went up in the air over a fire. Hot air balloons didn't come from observing birds.
Like his helicopter?zoobyshoe said:the winged da Vinci machine design
I don't think you need to go that far. There are a lot of people studying perfectly real animals that survive in extreme environments asking what use their skills could have for us. Likewise, the pharmaceutical industry still takes cues from natural plants with various properties for new drugs. And, yeah, a lot of those things are getting wiped out by human activities.JoelN said:well the point is that we have gotten a lot of tech and science from studying animals. as more and more animals die due to pollution animals that we haven't even discovered yet could die before we every studying it. what if an animal exists that moves in the 4th dimension but it got killed off due to pollution and now we will never know how how it did that. Just something i was thinking about.
No, more like this:Evo said:Like his helicopter?![]()
http://upload.wikimedia.org/wikipedia/commons/3/37/Leonardo_da_Vinci_helicopter.jpg
Do you have any sources for that? I found this.zoobyshoe said:No, more like this:View attachment 82660
The helicopter thing, as you probably know, was a toy that we know goes back to ancient China. How do you suppose it came to be? If you think someone conceived of it from scratch as a model of a flying machine, I'd just about have to guarantee you you're wrong. It was made for some other purpose, and it's ability to to climb in the air when twirled was discovered by accident.
Leonardo da Vinci’s helicopter is a world renowned example of his ability to think centuries ahead of his time. It is the first known drawing of any helicopter-like machine. The ancient Chinese had designs for lighter than air flight, such as hot air balloons and even some wild firework powered machines (some of which are believed to have been tested resulting in the death of the pilot) but nothing similar to a helicopter.
http://www.sciencemuseum.org.uk/images/I005/10216094.aspxThis model has been constructed from a sketch for a helicopter design by Leonardo da Vinci (1452-1519). The ancient Chinese made hand-spun toys that rose upward like a helicopter when revolved rapidly, but Leonardo's helicopter is the earliest known design to envision a machine to carry a man and its own 'power unit'. Like many other designs after his, Leonardo's worked theoretically but would have been impractical in full-sized form.
So what did the Chinese observe in order to create a toy like this?zoobyshoe said:http://www.sciencemuseum.org.uk/images/I005/10216094.aspx
Like I said:Evo said:So what did the Chinese observe in order to create a toy like this?
The original purpose could have been as a completely ornamental whirligig, or it might have been intended as a serious windmill rotor, or maybe even as a fan blade. The original observation that lead someone to start thinking on these lines probably came from their sailing technology.zoobyshoe said:It was made for some other purpose, and it's ability to to climb in the air when twirled was discovered by accident.
Yes, the ancient Chinese were exceptionally inventive.The Chinese had many amazing inventions, like the earthquake locator.
http://asianhistory.about.com/od/asianinventions/a/SeismoInvention.htm