
| 24 October : The nation mourns the demise of Her Majesty Queen Sirikit. | on behalf of all staff at Thailand Institute of Scientific and Technological Research (TISTR) |

The Thailand Institute of Scientific and Technological Research (TISTR) was firstly established as a state enterprise of the special category on 25th May 1963, under the Applied Scientific and Research Corporation of Thailand (ASRCT) Act B.E. 2506 (1963), in order to implement special science and technology policies of the Royal Thai Government. After the establishment of the Ministry of Science, Technology and Environment (MOSTE) in 1979, ASRCT Act was repealed and replaced by the Thailand Institute of Scientific and Technological Research B.E. 2522 (1979) Act. Classified as a state enterprise of promotion category, TISTR has been financially supported via the annual budgets allocated by the Government.
Later, MOSTE has been renamed to the Ministry of Science and Technology (MOST) under the Government System Reform Act B.E. 2545 (2002). Now, MOST has been renamed to the Ministry of Higher Education, Science, Research and Innovation under the Government System Reform Act B.E. 2562 (2019)