Science Applications International Corp., Reston, Virginia, has been awarded a $20,992,067 cost-plus-fixed-fee modification (P00055) to contract FA8650-19-C-6024 for optical radiation bioeffects and safety. This research will advance understanding of the personal effects of directed energy and kinetic energy systems and associated protection. This additional work modification includes novel radio frequency bioeffects research, directs additional testing for laser bioeffects and clothing effects, and related Augmented Reality and Virtual Reality training development. Work will be performed at Fort Sam Houston, San Antonio, Texas, and is expected to be completed Aug. 1, 2026. Fiscal 2024 research, development, test and evaluation funds in the amount of $415,000 will be obligated at time of award. Air Force Research Laboratory, Wright-Patterson Air Force Base, Ohio, is the contracting activity. This contract was awarded March 29, 2024.