‘Yu Quiz on the Block’ episode 291, from Go Yoon-jung to sinkhole experts…
The 291st episode of 'You Quiz on the Block (directed by Kwak Cheong-ah and Hong Jin-joo, written by Lee Eon-joo)' airing at 8:45 p.m. on the 30th features sinkhole expert Professor Jung Chung-ki, the future of Korean dramas and hexagon actor Moon Woo-jin, the indomitable technical expert Im Jeong-yeol who studied fiercely for a living, and actress Go Yoon-jung. Amidst the daily threat of sinkhole accidents occurring nationwide every year and emerging as a social issue, Professor Jung Chung-ki (Seoul National University), who has been studying the ground for 43 years, reveals everything about sinkholes. Professor Jung, who says he has only lived looking at the ground since becoming an adult, shares the causes and precursors of sinkholes, attracting attention by saying, "You don't know how ...