Large meta-analyses find no link between moon phase and crime or birth counts. For sleep, the evidence remains contested and depends on light exposure.
Young people turn to fortune telling, tarot or astrology amid study and work pressure and uncertainty about the future, not from full belief in the occult.
International Children's Day on June 1 began in 1949 to honor children killed by Nazi Germany in Lidice and Oradour, and Vietnam has marked it since 1950.
Updated 3 Aug 2026Culture and belief
Knowledge › Vietnam › Vietnamese commemorative days
Vietnam Revolutionary Press Day on June 21 marks the first issue of Thanh Nien newspaper founded by Nguyễn Ái Quốc in 1925. Learn its history and meaning.
Explore the meaning of the chin in Eastern physiognomy: typical chin shapes, their links to personality, destiny, and health, plus a scientific perspective.
Lady Trieu, born Triệu Thị Trinh in 226, led the 248 uprising against Wu rule. Her temple on Gai Mountain, Thanh Hóa, keeps national heritage festivals.
Shen Sha in BaZi are auxiliary stars read from the day stem, year stem, year branch or day branch. They weigh less than the Ten Gods and the Useful God.