Berkeley Lab has a general site for Nuclear Science.
The latest Boy Scout Nuclear Science Merit Badge requirements can be found here.
The American Nuclear Society has established the Get to Know Nuclear Patch for Girl Scouts.
A draft Girl Scout Nuclear Science patch requirements can be found here. This draft has been submitted to Girl Scouts of Northern California for approval.
This year there will be a tour of Berkeley Lab's Advanced Light Source (ALS). Some sources for this visit are: