I don't know anything about ancient texts or read Greek, but this sounds very exciting and I'm sure people will be making word studies and comparisons soon.
According to this article, the Codex Sinaiticus is "a 4th century text handwritten in Greek" and is the "oldest known surviving copy of the New Testament", and part of it is now online for the viewing.
World's oldest Bible goes online
Here's the direct link to the site, but I just tried and it's got too many connections.
http://www.codexsinaiticus.org/en/
According to this article, the Codex Sinaiticus is "a 4th century text handwritten in Greek" and is the "oldest known surviving copy of the New Testament", and part of it is now online for the viewing.
World's oldest Bible goes online
Here's the direct link to the site, but I just tried and it's got too many connections.
http://www.codexsinaiticus.org/en/