Anyone else interested in life on other worlds?

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SpiritBlooms
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02 Dec 2009, 9:59 pm

MartyMoose wrote:
There are over 100 billion galaxies, each of these galaxies have hundreds of billions or even trillions of stars many of them yellow dwarfs like the sun many or most stars likely have their own planets and solar systems. I often daydream and wonder what kinds of life are probably out there. does anyone else do this?
Yes, and I have since I was a little kid. I liked that at the same time other scientists were dismissing UFO sightings, Carl Sagan used to lecture on the possibility of intelligent life elsewhere. It's not as if he agreed that every UFO sighting might be a ship bringing them here, but he satisfied something I think a lot of people are curious about. He provided a serious look by a serious scientist at the question: Who else might be out there?

Maybe we'll never see them, but that doesn't mean they don't exist. Surely it's too big a universe for just us rather inept and clueless humans to be the only ones. And if we are the first intelligent life in this big space, then maybe we need to take a hard look at the example we might be setting. :roll: Now that's a scary thought.



Ambivalence
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03 Dec 2009, 4:33 am

glider18 wrote:
Here is a thought of mine. Many scientists are quick to say that a planet would have to have this and that (oxygen, right temperature, etc.) to support life. But...would all alien life have to have oxygen? Perhaps for them to exist they wouldn't need oxygen because they breathe something else. Or perhaps they don't breathe at all because they don't have lungs. Maybe they don't have blood. Somewhere out there life could exist in a molten world where acid rains down on a barren landscape. Maybe we humans could not even see this life. Maybe another lifeform is invisible to our eyes.


Carbon (and perhaps silicon, though it's much less versatile and less abundant) is probably the most essential thing, because it can bond with many other things in many different ways. The important elements of our own biochemistry are commonplace, which is encouraging.


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tweety_fan
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03 Dec 2009, 5:32 am

I have thought about it.
I think there is life on other worlds.
I don't think they will bother coming all the way here.



wigglyspider
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03 Dec 2009, 9:12 am

tweety_fan wrote:
I have thought about it.
I think there is life on other worlds.
I don't think they will bother coming all the way here.
But I'd bother going all the way there! Come on, don't you think they'd probably have some curiosity? Maybe some of them would be boring like you, but I'm sure some of them would be curious. :B


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03 Dec 2009, 10:51 am

glider18 wrote:
Here is a thought of mine. Many scientists are quick to say that a planet would have to have this and that (oxygen, right temperature, etc.) to support life. But...would all alien life have to have oxygen? Perhaps for them to exist they wouldn't need oxygen because they breathe something else. Or perhaps they don't breathe at all because they don't have lungs. Maybe they don't have blood. Somewhere out there life could exist in a molten world where acid rains down on a barren landscape. Maybe we humans could not even see this life. Maybe another lifeform is invisible to our eyes.


My thoughts exactly.There's also the possibility that other lifeforms are already on
Earth but we are unable to detect them... yet. We weren't always able to detect things like
electromagnetic fields but it didn't mean they weren't there.


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04 Dec 2009, 5:50 am

A form of life we identify as such, close enough to us to detect, with less intelligence than us; we would have noticed by now. One more intelligent would hide itself, or prevent us from observing it, given it hasn't already made itself known.



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04 Dec 2009, 7:38 am

tweety_fan wrote:
I have thought about it.
I think there is life on other worlds.
I don't think they will bother coming all the way here.


I completely agree. Or if they did bother to come all the way here, they wouldn't even get off their spacecraft! They would take one look at our stagnant, poisoned, dysfunctional society that we have managed to create and think 'sod that! If they are half as poisonous on the inside as they are on the outside, we aren't eating them!! !'

I have wondered though whether or not they are in bacteria form or multi-cellular organisms, whehter or not they are made up of the same basic components that we are made from, do they breathe oxygen, sulphur or something that doesn't even occur on Earth? What is their equivalent of a banana or an orange? Or do they not require fruit at all? Do they eat each other after copulation? I could go on and on....


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idiocratik
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04 Dec 2009, 3:50 pm

I wonder this always, and hope that someday I'll be given an opportunity to leave this planet so that I can meet all the other intelligent life out there. I refuse to believe we're the only ones. Until then, I'll continue to watch my sci-fi. I'm in the middle of season 3 of Farscape right now. :)


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05 Dec 2009, 1:07 am

[quoBesides, if there is intelligent life on other planets, it wouldn't be too hard for them to finish us up. I mean, we're always fighting amongst ourselves, that this group is better than that group, for the dumbest reasons. It wouldn't be hard to turn any one group against the others. They already are.[/quote]

Have often thought about that.
IF the alien were visiting us and decided to turn hostile they would let us do the work of exterminating ourselves before they took over the terran realestate. Just nudge human groups against each other a little bit and sit back and watch the humans nuke each other!



MartyMoose
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03 Feb 2010, 10:32 am

[youtube]http://www.youtube.com/watch?v=Kw8dcb8iKSM[/youtube]
"We could be in the middle of an intergalactic conversation and we wouldn't even know"



ALacount
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04 Feb 2010, 4:43 pm

I have been fascinated with the ideas of aliens for nearly all my life...
it's impossible for there not to be something out there!



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04 Feb 2010, 5:25 pm

I have absolutely no doubt that there is life on other planets.

I also have absolutely no doubt that a species advanced enough to be able to travel vast distances in order to explore the universe wouldn't even bother trying to make first contact with this planet until the human race grows up a bit...


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