“Grid Island,” a meta-exhibition questioning “fundamental tasks of a museum such as collection, research, exhibition, and education,” opens at the Seoul Museum of Art (SeMA). Ahram Kwon, SungHong Min, Nicholas Pelzer, contribute works that question boundaries of medium and (time) period; Jungki Beak’s Fusor (2021, image), presents a functioning nuclear fusion device designed in the style of the ganui, a 15th century Joseon Dynasty astronomical instrument.