Intellectual adventure variety show that stimulates the intellectual curiosity of viewers, regardless of whether they are adults or children, and cuts into "theories" such as ultra-scientific "topics," "urban legends," and "biography."
1974
2014
2007
2015
2004
1998
2002
2012
1952
1988
1983
1978
1989
2019
2001
2021
1993
2011
