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Sunday, May 23, 2010

Will Cryonics ever work?

They keep changing what and when it means to be dead. 100 years ago if your heart stopped you'd be dead...Now even lack of brain activity as in certain brain surgeries...isn't a reliable cut off. Who knows what Future Nanotecnology will bring?
Answer:
In my opinion, yes, Cryonics will eventually work. Vitrification, a minimally damaging process similar to freezing, is making huge advances. Within the last year, an entire rabbit kidney was vitrified, stored in liquid nitrogen, thawed, and implanted. (and it worked!) Before this, it had never been done with anything as large as a whole organ.Freezing and Thawing technology will continue to mature over time, and eventually work.That brings us to why Cryonicists spend the money to be frozen. Time. Decay, and every other cellular process, practically stops at liquid nitrogen temperature. If it takes 50 or 500 years for the technology to develop, that's ok, because it is the equivalent of less than a second of cellular decay at -192 degrees.http://www.benbest.com is an excellent resource.
http://www.alcor.org and
http://www.cryonics.org are the two primary Cryonics organizations in the US.Ejay Hire, Funded option 2 member of the Cryonics Institute
I really not want to wait around to find out. I just be cremated and Believe what Jesus say He will do for me. I would rather trust God and Greedy Man. Sorry I can not help you more. The link may help you though, this Cryonics Lab been around since 1972, I think.
Here's the rub. We don't really know what it is we are trying to preserve.For instance, you could store some DNA easily. Or, you could even do a gene by gene print out and store it digitally. But we know that a clone of you wouldn't be you.So, what is it that we really want to save? Is it the whole brain? The connections in a particular brain? The brain getting hormonal messages from a particular body?We just don't know what essential parts have to be preserved to preserve the sort of 'you' that you would recognize.Even then there is a problem. What if the brain is the sort of thing that has to be 'on', at least most of the time, to stay 'brainy'? There's a real problem. And what if what we need to preserve is impossible to preserve? There are quantum states that are by definition impossible to preserve, or even know about without damaging them.The long and the short of it is that simple cryogenics isn't likely to be the sort of answer we want. More likely is some sort of way to record the 'you' that is you onto another medium and restore from that. A sort of back up disk.
It works great on ants: If you freeze them (say to around 10 degrees), they lay still- immobile. Then, if you let them thaw out, they unfreeze, and crawl away as they unfreeze. I have done this experiment many times. I have read that it works well on at least some fish, too.
At the current state and means of practice, I see only problems for those preserving themselves cryogenically. To be frozen, you first have to be dead, so the problem is not just one of defrosting and reanimating, but of bringing life back. This will raise legal issues because the person has already died, what can there legal status be? Do they have rights? Suppose the changes in society (spiritually, financially, politically) are so great that the person does not want to live in that time, but law at that time forbids euthenasia or refreezing? If the changes in technology are not quick enough, how much effort should be required to store/transport frozen bodies to keep them safew from increases in solar intensity?Just keep it simple for me

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