On August 22nd, Professor Arthur B. McDonald, the 2015 Nobel Physics laureate, delivered a keynote speech titled "Understanding the Universe through Measurements Deep Underground". President Yu Jihong, Vice President Chen Xing, relevant personnel from the Office of Science and the School of Physics and Astronomy, and over a hundred teachers and students attended the report meeting.

Professor McDonald systematically expounded on the significant importance of studying neutrinos and dark matter through measurements deep underground and its profound impact on understanding the origin and evolution of the universe.

Yu Jihong expressed sincere gratitude to Professor McDonald for his wonderful presentation, thanking him for inspiring the research ideas of teachers and students, broadening their academic horizons, and igniting their enthusiasm for scientific exploration.

During the interactive session, teachers and students spoke up enthusiastically and engaged in lively discussions. Professor McDonald addressed the younger generation, encouraging them to maintain their curiosity, ask questions about everything they see and seek understanding, and actively engage in the great cause of exploring the essence of the universe.