There are many graduate programs in US and we need more armenian students applying for them and studying abroad so that they can return home with better knowledge and better skills.
http://www.gradschools.com/
is avery good web site to start the search. Also some initial list of graduate programs for Boston area is compiled here:
http://www.armeniaproject.com/
Just go to "Forum" and "US Graduate programs" topic.
If you are a student and wish to apply to a program in US or want to learn more, please visit the web sites above.
And ask questions on http://www.armeniaproject.com/ Forum if you need more help.