So we have discovered an Earth-like planet 500 light-years away and Andrew Snyder-Beattie thinks if we found intelligent life on it, it would be bad news for humanity.
http://theconversation.com/habitable-exoplanets-are-bad-news-for-humanity-25838
I think the argument goes like this:
1) If there is intelligent life on many other planets we should have heard from some of them by now (the Fermi Paradox) so either life is a very rare (or even unique) occurrence - or when it does occur it doesn't last long enough to communicate with us.
2) Assuming life is not a rare occurrence then it must frequently become extinct at some point before evolving to a level with an ability (or desire) to communicate with other planets. When that extinction most often happens is crucial.
3) Any civilisation which produces the technology for communication with other planets would also be likely produce the technology for its own destruction.
4) If the extinction most often happens before the evolution if intelligent lifeforms then we can't expect to find many other planets with intelligent life.
5) If the extinction happens after the evolution of intelligent life then it may be as a consequence of that intelligence (e.g. in developing suicidal technologies).
6) So if we find intelligent life on Kepler-186f* or other habitable planets, this suggests 5) is more likely than 4) in other words it's bad news for us since if we follow the path of the rest of the universe we are likely to ultimately destroy ourselves.
* or rather that there was 500 years ago.
Sunday, 27 April 2014
Thursday, 27 March 2014
If a tree falls ...
Suppose a tree falls in the woods and nobody sees it fall. Has it really fallen?
Or suppose someone does see it fall but they drop dead before they can tell anyone about it.
Or suppose they don't drop dead straight away but they don't bother to tell anyone about it and they die many years later.
Or suppose they write about it in a secret diary which is later destroyed in a fire.
Or suppose the diary is not destroyed, but is never discovered.
Or suppose it is discovered many years later and nobody can decipher the writing.
Or suppose the writing is deciphered and celebrated as a holy text by a whole culture for many generations. But the culture is destroyed by a cataclysmic event which leaves to trace of it ever having existed.
When the Sun becomes a red dwarf and there are no humans left in the universe, will it all amount to nothing?
Or suppose someone does see it fall but they drop dead before they can tell anyone about it.
Or suppose they don't drop dead straight away but they don't bother to tell anyone about it and they die many years later.
Or suppose they write about it in a secret diary which is later destroyed in a fire.
Or suppose the diary is not destroyed, but is never discovered.
Or suppose it is discovered many years later and nobody can decipher the writing.
Or suppose the writing is deciphered and celebrated as a holy text by a whole culture for many generations. But the culture is destroyed by a cataclysmic event which leaves to trace of it ever having existed.
When the Sun becomes a red dwarf and there are no humans left in the universe, will it all amount to nothing?
Thursday, 6 March 2014
There was no flower until there was an eye to see it
"There was no flower until there was an eye to see it"
Charles Darwin
Or you could say 'There was no universe until there was a mind to perceive it' - or perhaps until there was a culture to understand it.
There were no dinosaurs until there was a science to understand them.
There were no atoms until we invented them.
There was no matter until we defined it into existence.
We created God and God created us.
The universe is sustained by our consciousness and creativity.
We are stardust.
We are the sons and daughters of the universe - we are of it and it is of us.
As the alchemists said "as above, so below"
Or you could say 'There was no universe until there was a mind to perceive it' - or perhaps until there was a culture to understand it.
There were no dinosaurs until there was a science to understand them.
There were no atoms until we invented them.
There was no matter until we defined it into existence.
We created God and God created us.
The universe is sustained by our consciousness and creativity.
We are stardust.
We are the sons and daughters of the universe - we are of it and it is of us.
As the alchemists said "as above, so below"
Wednesday, 8 January 2014
Tuesday, 7 January 2014
A
At the end of this sentence I will type the letter A.
This time, I will not type the letter A when I get to the end of this sentence, I will copy the first A and paste it in here: A.
Now I will use the same A again - it's still on the clipboard so I will paste it here: A.
At the end of this sentence I will type the letter A.
That last sentence was actually copied from the first sentence and pasted in above, so it's not true to say that I typed the letter A that time. So the sentence above is false, but the first sentence was true. The two sentences contain the same words but one is true and the other is false.
This time, I will not type the letter A when I get to the end of this sentence, I will copy the first A and paste it in here: A.
Now I will use the same A again - it's still on the clipboard so I will paste it here: A.
At the end of this sentence I will type the letter A.
That last sentence was actually copied from the first sentence and pasted in above, so it's not true to say that I typed the letter A that time. So the sentence above is false, but the first sentence was true. The two sentences contain the same words but one is true and the other is false.
Wednesday, 1 January 2014
Some things
Some things we think of as alive are actually dead. Ghosts hiding in the crowd and passing themselves off as living humans or animals.
Conversely, some things we think are inanimate are in fact possessed of life. Some rocks, some mountains, the wind sometimes.
Sunday, 3 March 2013
The World Inside Our Heads and the Real World Out There
The WIOH is made of stories using language, thoughts, mathematics, maps and models. As we become more sophisticated, it is the World we live in most of the time. We think the WIOH is the RWOT but it isn't - it's more like a sort of map. As our knowledge advances, the WIOH expands - the map explains more about the RWOT in a way we can understand. Will it ever match the RWOT - Like the maps made by Borges' cartographers which grew bigger and bigger until they became as big as the real world?
The RWOT on the other hand just IS. It is indivisible, it does not contain 'things' or phenomena - these are all made up in the WIOH. It just IS.
The RWOT on the other hand just IS. It is indivisible, it does not contain 'things' or phenomena - these are all made up in the WIOH. It just IS.
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