Resources on nuclear science and technology: nuclear medicine, nuclear energy, food irradiation, and nuclear techniques used in manufacturing and processing industries... 

Details: American Nuclear Society

Association serving the communications, electronics and information systems community... 

Details: Armed Forces Communications Electronics Association

Provide a legal and ethical forum for the interchange of ideas between the government and the defense industry.. 

Details: National Defense Industrial Association

Leverages capabilities and payoffs of advanced technology to solve weapon system operational problems, increase operational capability, and reduce the effects of diminishing manufacturing sources... 

Details: Defense MicroElectronics Activity (DMEA)

Provides services in defense research, defense consultancy and defense evaluation. Previously Defence Evaluation and Research Agency (DERA)... 

Details: Defense Science and Technology Laboratory (DSTL)