4th and 5th floor of Chamchuri Square Building, Chulalongkorn University, Samyan. With 3,000 square meters of exhibition area, it exhibited science, technology, and innovation that showcased on hot issue and daily-life related exhibition as well as hands on education program. It was open to the public in March 2011, and it has now been closed since 31 December 2019. In 2013, the Information Technology Museum was opened to the public on a 9,300 square meter exhibition area near the Natural History Museum. The major theme is evolution of communication and computer technologies as an origin of computer development to the advancement of information technology. In 2019, the RAMA 9 Museum was founded to commemorate the Celebrations on the Auspicious Occasion of His Majesty King Bhumibol Adulyadej The Great's 80th Birthday Anniversary. The RAMA 9 Museum presents the highlights Project of His Majesty King Bhumibol Adulyadej The Great which related to the Sufficiency Economy Philosophy, and how to use scientific methods to solve the people and country's major problems. The Exhibition showcases on the evolution of life on the earth, ecosystems from all over the world and the biodiversity of Thailand and the world. The RAMA 9 Museum is opened to the public on 15 October 2019. In 2021, the new NSM Science Squares were developed and re-opened at the new location. The first NSM Science Square is in central Bangkok named “NSM Science Square @ The Street Ratchada” and has an interactive exhibition and activities for people in the center of Bangkok. The second NSM Science Square is located at AstroPark, Chiang Mai named “NSM Science Square @ Chiang Mai. It was established with the collaboration of the National Astronomical Research Institute of Thailand (NARIT). It has an area of interactive learning for the people of Northern Thailand. NSM Science Square are opened to the public in March 2021. Our Museums Science Museum With the area of 10,000 square meter area, there are 6 floors in the building with major themed exhibition areas displaying hands-on and interactive exhibits on science and technology in everyday life including: Temporary exhibitions, Pioneers of Science, Evolution of Science, Basic Science, Science and Technology in Daily Life, Science and Technology in Thailand, and Thai Traditional Technology. Each floors contains the following contents: 1st Floor: Pioneers of Science, Education Program Enjoy maker space, Engineering Design, Science Dome and Temporary Exhibition. 2nd Floor: History and Evolution of