Fine Structure

Fermilab has at least one resource dedicated to searching for a Dyson sphere! Theoretically, Dyson spheres radiate in the infrared at a certain temperature which may look similar to certain known astronomical objects. Dr. Carrigan weeding out these false signals in hope of a real one using the IRAS satelite.
http://home.fnal.gov/~carrigan/infrared_astronomy/Fermilab_search.htm