On Tuesday, 11 November 2025, on the Chulalongkorn University Auditorium, Her Royal Highness Princess Maha Chakri Sirindhorn graciously presided over the opening ceremony of the 51st International Congress on Science, Technology and Technology-based Innovation (STT51). The occasion was organized by the Faculty of Science, Chulalongkorn University, in collaboration with the Science Society of Thailand Under the Patronage of His Majesty the King and the Information Technology Foundation under the Initiatives of Her Royal Highness Princess Maha Chakri Sirindhorn, to honor the auspicious event of Her Royal Highness’s seventieth birthday.
Chairman, Chulalongkorn University Council
Upon Her Royal Highness’s arrival on the auditorium, Prof. Dr. Suttichai Assabumrungrat, Chair of the STT51 Organizing Committee, introduced the convention paperwork, Prof. Dr. Pairash Thajchayapong, Committee Member and Secretary-General of the Information Technology Foundation, introduced a particular challenge of the Science Journal; and Assoc. Prof. Dr. Thanuttkhul Mongkolaussavarat, President of the Science Society of Thailand Under the Patronage of His Majesty the King, and Prof. Dr. Pranut Potiyaraj, Dean of the Faculty of Science, Chulalongkorn University, introduced commemorative presents. Prof. Dr. Surakiart Sathirathai, Chairman of the Chulalongkorn University Council, expressed gratitude for Her Royal Highness’s type participation. Assoc. Prof. Dr. Thanuttkhul Mongkolaussavarat then reported the goals of the occasion and introduced the names of 30 award recipients to obtain certificates from the Princess.
Her Royal Highness then delivered the opening remarks for STT51 and gave the Honorary Keynote Address, reflecting her profound imaginative and prescient and vital position in advancing training, science, and know-how in Thailand.
Her Royal Highness listened to a lecture by Prof. Jun Cao, Director of the Institute of High Energy Physics (iHEP) of the Chinese Academy of Sciences (CAS), titled “SINO-THAI Collaboration on JUNO”. This was adopted by a lecture by Prof. Dr. Siriporn Chattipakorn, Thailand’s Outstanding Scientist of 2025, on “How Obesity Leads to Cognitive Impairment and Brain Aging: Approaches to Intervention.” Her Royal Highness then proceeded to the glass corridor of the auditorium to view exhibitions honoring Her Majesty Queen Sirikit the Queen Mother, together with exhibitions on Thai Chinese scientific and technological cooperation, the Science Society of Thailand, analysis from the Faculty of Science, and secondary-school-level science tasks.
She then proceeded to the Maha Chulalongkorn Building to put a floral garland in tribute earlier than the royal portraits of King Chulalongkorn and King Vajiravudh.
Before departing, Her Royal Highness took a commemorative {photograph} with the manager committees of the Science Society of Thailand and the Information Technology Foundation, leaders of associated establishments, keynote audio system, members of the Council of Science Deans of Thailand, the worldwide convention organizing committee, invited audio system, representatives of co-hosting organizations, and directors of the Faculty of Science, Chulalongkorn University, at Room 105 of the Maha Chulalongkorn Building.
The 51st International Congress on Science, Technology and Technology-Based Innovation (STT51) was held from 11–13 November 2025 on the Faculty of Science, Chulalongkorn University, underneath the theme “Collaboration Across Frontiers: From Quantum and Cosmos to Global Biodiversity.” The convention aimed to create an built-in platform for scientific and technological data throughout numerous fields—from quantum and cosmic sciences to international biodiversity and sustainability—selling true cross-disciplinary, cross-institutional, and cross-border scientific collaboration.
This yr’s occasion additionally celebrated the fiftieth anniversary of diplomatic relations between Thailand and the People’s Republic of China and the 108th anniversary of the founding of the Faculty of Science at Chulalongkorn University. It additionally aligned with UNESCO’s designation of 2025 because the International Year of Quantum Science and Technology.
The congress featured tutorial periods and analysis shows throughout greater than 20 fields, spanning bodily sciences, biology, well being sciences, synthetic intelligence, supplies science, vitality, setting, meals and agricultural know-how, and sustainability. Specialized symposia and periods included quantum science and know-how, cosmology and astrophysics, biodiversity and local weather change, colour science and cultural heritage, and science communication within the information period.
The convention positioned sturdy emphasis on Thai Chinese cooperation in science and know-how, notably in house exploration, planetary missions, atmospheric techniques, international local weather, polar analysis, and environmental sustainability tasks—leveraging superior know-how to deal with shared international challenges of the twenty first century.
STT51 additionally featured youth-focused actions, together with the Junior Young Rising Stars of Science Award (JYRSS) for secondary college college students and the Young Rising Stars of Science Award (YRSS) for college college students, offering younger researchers with alternatives to current their work, alternate concepts with worldwide scientists, and construct future analysis networks.
In addition to keynote lectures by main Thai and worldwide scientists, the occasion included oral and poster shows, exhibitions showcasing scientific and technological improvements from academia, analysis establishments, and trade, and networking actions amongst researchers, youth, and the non-public sector.
STT51 serves as a world platform for collaboration, enabling scientists from totally different generations and areas to alternate data, encourage new concepts, and collectively form the way forward for science and know-how for a sustainable world.