It is the largest national laboratory by size and scope in the Midwest .
Argonne National Laboratory is a science and engineering research national laboratory operated by the University of Chicago Argonne LLC for the United States Department of Energy located near Lemont , Illinois , outside Chicago .
Argonne National Laboratory is the largest national laboratory by size and scope in the Midwest .
Argonne National Laboratory is a science and engineering research national laboratory operated by the University of Chicago Argonne LLC for the United States Department of Energy located near Lemont , Illinois , outside Chicago .