Hacking ink with an x-ray machine… The story is two weeks old by now, but I thought I post it here in case you also find this fascinating.
Read more about it on the MIT web site.
The image has been taken from the MITweb site. I believe that the use of this image falls under “fair dealing” as described by the UK Copyright service.
Fantastic discoveries, thank you for making me aware of that article!
The MIT article focuses on the technology, but there are also many fascinating historical and cultural aspects here. The website museum housing the letters is here:
http://brienne.org/