Rifqi Rasis, a doctoral student in the Doctoral Program in Science Education, Faculty of Mathematics and Natural Sciences (FMIPA), Universitas Negeri Yogyakarta (UNY), participated in an international Joint Supervision program with a scholar from Khon Kaen University, Thailand. The program was conducted from May 4–8, 2026, as part of the EQUITY Times Higher Education (THE) Impact Ranking UNY 2025–2026 initiative, which aims to strengthen the internationalization of higher education and enhance research quality at FMIPA UNY.