All futurists must believe it so, or we will be stuck in this planetary system forever. We must continue to strive for knowledge, and evolve to withstand the rigors of space travel.
2007-08-29 01:14:08
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answer #1
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answered by Lionheart ® 7
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There are many planets out there where aliens exist,and the environment could be very close to ours.
It is likely that a planet that looked almost identical to earth would be a very hazardous place for us.
The food could differ in subtle ways that would make it useless or very dangerous to us.
There could be bacteria and even viruses that could wipe out any human who tried to reside there.
Aliens would be faced with the same hazards if they came here.
Even if they were based on some sort of DNA like ours you may never be able to exist there.
2007-08-29 03:21:29
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answer #2
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answered by Billy Butthead 7
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just imagine the distances involved, or the time scale.It takes the light from the sun, eight minutes to reach us, at the speed of light. It takes four years for the light from Andromeda to reach us at the same speed. With our current technology, we could build a ship which would take around forty thousand years to reach Andromeda. The crew certainly wont be the same when they get there!. Mission parameters will change drastically, and the new crew wont ever know what Earth was like, or how different it has become in forty thousand years. Just think, 6,000 years ago, man was beginning to build the first pyramid. Imagine what would surpass for over forty thousand years in a spaceship, designed to hold two hundred people!?.
2007-08-29 00:38:16
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answer #3
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answered by Old Man of Coniston!. 5
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Probably not. Humans evolved on earth and we are related to every other form of life on the planet. Therefore most things are more or less edible. It is very unlikely an alien world would have followed a similar enough evolutionary path for us to be able to eat the plants and animals. We require specific proteins and vitamins and if these aren't in our diet, we sicken and die.
2007-08-29 03:24:54
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answer #4
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answered by Anonymous
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According to evolution theories there is a possibility that given the same conditions which led to formation of life about
four million years ago on the earth , there may be conditions
which favour the creation of life. Scientists have already created aritificial life.
Even though chance or choice may rule out the possibility of another parallel evolution, it may still be possible to implant life using Amino Acids somewhere else in the universe.
2007-08-29 00:40:11
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answer #5
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answered by Gopal 2
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if every star has a solar system then there are infinite possibilities that at least one planet among the millions of billions of trillions of planets out there could have a sustainable life force similar to the earths that humans could easily inhabit, now how many light years away that i can't answer if you watch contact the thing she says to the kids at the end of the film makes me think that anything is possible
2007-08-29 01:48:55
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answer #6
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answered by tish the bi@ch 4
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i really do not believe we are the only life in the universe.My friend and i had a strange experience a few years we lost 3 hours of time just nothing made sense, i've read things about aliens taking people for experiment's and thought what a load of rubbish, but when this happened it scared the s**t out of us we with friend at the time and putting everything together afterwards was like doing a jigsaw puzzle we had no recollection of those hours lost one minute we were there and next minute we felt like we suddenly appeared from nowhere 3 hours of our life were missing it still scares us now, i know people will laugh probably think i was drunk or someyhing but that wasn't the case still find it quite hard to talk about.
2007-08-29 00:26:00
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answer #7
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answered by Anonymous
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It might well be, but human kind shall never reach it ! In as far as our solar system is concerned, there's none such a place
and the next star is just too far away to be within our reach. Even if science developed some miraculous revolutionary propelling principle for cosmic vehicles, that kind of travel would still be quite impossible !
2007-08-29 00:25:47
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answer #8
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answered by javornik1270 6
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i believe so because do you see every star in the sky has its own planets and many starts can have up to 80 planets. With so much room in the universe i think there has to be something else out there, maybe they even have better technology than us and are laughing at this convo right now ;]
2007-08-29 00:25:07
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answer #9
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answered by ashlea o 2
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Scientists find water on Mars but they don't say anything for life..I strongly believe that there is life in other planet because there is water, and it's very stubborn to believe we are the only humans in all space..
2007-08-29 00:22:08
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answer #10
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answered by irma 1
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Logically yes, the universe is large enough for the goldilocks effect to exist elsewhere, the billions of galaxies, and thouse billions of galaxies there must be billions and billions of planets in just the right place, not to hot not to cold, just right
2007-08-29 00:19:14
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answer #11
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answered by superliftboy 4
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