Astronomy: Radio interferometry of the sun; x-ray and gamma-ray studies of the sun; radio observations of active stars; multiwavelength observations of stars, nebulae and galaxies.
Computational Biophysics: Dynamics of large biological molecules; models of protein folding and unfolding.
Condensed Matter Physics:Theoretical: Macroscopic quantum tunneling; phase transitions, magnetism. Experimental: Magnetic properties of solids; surface physics, polymers.
General Relativity and Cosmology: Physical processes in the very early universe; cosmic strings; cosmological phase transitions; inflation, quantum gravity; quantum field theory in curved spacetime.
High Energy Physics:Theoretical: Quarks and quantum chromodynamics; electroweak theory; high-energy phenomenology. Experimental: High energy neutrino physics, search for neutrino oscillations; top quark studies and search for Higgs particles; heavy quark spectroscopy.
Cooperative research programs are carried out at the Arecibo Laboratory (National Astronomy and Ionospheric Center), Argonne National Laboratory, Brookhaven National Laboratory, Fermi National Accelerator Laboratory, National High Magnetic Field Laboratory, National Radio Astronomy Observatory, and Soudan II Underground Laboratory.
'If one wishes to obtain a definite answer from Nature one must attack the question from a more general and less selfish point of view.'