of Philosophical Research (INIF) Agronomical Research Center (CIA) National Research Center on Food Science (CITA) Center for Research on Agribusiness (CIEDA) Research Center on Grains and Seeds (CIGRAS) Research Center on Animal Nutrition (CINA) Research Center on Plant Protection (CIPROC) Institute of Agronomical Investigations (IIA) Molecular and Cellular Biology Research Center (CIBCM) Center for Research on Materials Science & Engineering (CICIMA) Research Center on Microscopic Structures (CIEMIC) Research Center on Nuclear and Molecular Sciences ( CICANUM) Research Center on Sea Sciences (CIMAR) Environmental Pollution Research Center (CICA) Research Center on Geological Sciences (CICG) Electro-Chemical Energy Research Center (CELEQ) Research Center on Natural Products (CIPRONA) Center on Space Research (CINESPA) Research Center on Geophysics (CIGEFI) Research Center on Mathematics and Meta-mathematics (CIMM) Research Center on Pure and Applied Mathematics (CIMPA) Center for Research on Sustainable Development (CIEDES) Institute of Investigations in Engineering (INII) Research Center on Information and Communication Technologies (CITIC) Central American Population Studies Center (CCP) Center for Research and Training on Public Management (CICAP) Research Center on Communication (CICOM) Center on Women Studies (CIEM) Center for Central American Historical Studies (CIHAC) Research Center on Political Studies "Dr. José María Castro Madriz" (CIEP) Institute of Investigations in Economic Sciences (IICE) Institute of Investigations in Psychology (IIP) Institute of Juridical Investigations (IIJ) Institute of Social Research (IIS) Research Center on Tropical Diseases (CIET) Research Center on Abnormal Hemoglobins and Related Ailments (CIHATA) Research Center on Neurosciences (CIN) Clodomiro Picado Institute (ICP) Institute of Pharmaceutical Research (INIFAR) Institute of Investigations in Health (INISA) Events The school calendar runs from March to December, while the academic year in Costa Rican schools and high schools starts in February. The school year is divided into two semesters, plus one additional summer term that may be mandatory depending on the student's chosen career and that extends from early January to late February. Semana U is an event held during the first semester and involves the participation of the different student organizations. There are many concerts, talks, expositions, and other activities. The Expo UCR (sometimes called la Expo) is a bi-annual event that showcases the university's work and developments in various areas. Transportation An internal free shuttle moves students around its main campus and satellite areas (fincas) including the research campus, sports facilities, and a cluster of laboratories and research centers detached from the main campus by a river and several neighborhoods. People The following are notable