The U.S. Department of Energy works for the advancement in the national, economic, and energy security. It promotes scientific and technological developments for energy security. The department s Office of Science administers the Biological and Environmental Research (BER) program. The U.S. Department of Energy also works for the advancement of nanotechnology. Its National Science Bowl serves more than 17,000 students throughout the world. The U.S. Department of Energy offers a variety of financing solutions and incentives. It serves people in the business, industrial, utilities, and government sectors.