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Author Topic:   Can sense organs like the eye really evolve?
Parasomnium
Member
Posts: 2224
Joined: 07-15-2003


Message 55 of 242 (636710)
10-10-2011 8:20 AM
Reply to: Message 54 by caffeine
10-10-2011 6:51 AM


'Transitional' is relative
caffeine writes:
The peacock's tail, on the other hand, is not a transitional feature.
Not yet, anyway. But in a few million years - or perhaps even sooner - the descendants of our peacock will have tails which may be quite different from the current version. 'Transitional' is a relative term, in that a feature can only be said to be transitional with the benefit of hindsight.

"Ignorance more frequently begets confidence than does knowledge: it is those who know little, not those who know much, who so positively assert that this or that problem will never be solved by science." - Charles Darwin.

This message is a reply to:
 Message 54 by caffeine, posted 10-10-2011 6:51 AM caffeine has seen this message but not replied

  
Parasomnium
Member
Posts: 2224
Joined: 07-15-2003


Message 163 of 242 (638729)
10-25-2011 10:54 AM
Reply to: Message 162 by Granny Magda
10-25-2011 10:00 AM


Cameras and Eyes
Hold your horses Granny, I think Al was trying to make the point that a photo is no more trustworthy than people's memory these days, because photos can be edited. I don't think Al was being facetious. Even the seemingly childish remark about the black jacket serves a purpose, I think. If Al could prove he really didn't own a black jacket, that would disqualify the photo as genuine, regardless what he remembered or not.
But I agree that the analogy is wearing thin. It's point was to assert that eyes are superior to cameras, and that since cameras are designed by intelligent beings, the more so eyes must be. Flawed logic, but relevant to the discussion.

"Ignorance more frequently begets confidence than does knowledge: it is those who know little, not those who know much, who so positively assert that this or that problem will never be solved by science." - Charles Darwin.

This message is a reply to:
 Message 162 by Granny Magda, posted 10-25-2011 10:00 AM Granny Magda has replied

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 Message 164 by Granny Magda, posted 10-25-2011 11:33 AM Parasomnium has not replied
 Message 165 by frako, posted 10-25-2011 3:27 PM Parasomnium has not replied

  
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