Knowledge › Western › Psychology 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.
Updated 27 Sept 2026
Knowledge › Eastern › Tam Thức Counts in Thái Ất: the host count and guest count, long and short counts, and what Thái Ất kim kính thức kinh calls harmonious and not.
Updated 12 Oct 2026 Traditional systems
Knowledge › Vietnam › Folk traditional practices Reading a couple's birth years uses Can Chi, the five elements, and Bat Tu, a folk custom schools still disagree on. Treat it as cultural reference only.
Updated 28 Sept 2026 Traditional systems
Knowledge › Western › Psychology Birth month can shape school and career outcomes through the relative age effect, the age gap within a class, not through astrology or star signs.
Updated 27 Sept 2026
Knowledge › Eastern › Psychology Studies in mainland China, Taiwan, Hồng Kông and Asian-American communities find Dragon-year children score slightly higher.
Updated 27 Sept 2026
Knowledge › Eastern › Vietnamese astrology Ân Quang counts from Văn Xương and Thiên Quý from Văn Khúc as day one, then counts to the birth day and steps back one palace.
Updated 25 Sept 2026 Traditional systems
Knowledge › Eastern › The twelve zodiac animals Rat (Tý) leads the Vietnamese zodiac cycle and carries the Water element. Read about Rat personality, compatibility, and birth years.
Updated 19 Aug 2026 Traditional systems
Knowledge › Eastern › BaZi Without the birth hour, Bát Tự still builds three pillars of year, month and day; Tử Vi needs the hour to place Mệnh and Thân. What stays usable.
Updated 2 Nov 2026 Traditional systems
Knowledge › Eastern › Vietnamese astrology Địa Không and Địa Kiếp in Vietnamese Tử Vi: placed by birth hour from the Hợi palace, sharing a palace at Hợi or Tỵ, with đắc and hãm by each book.
Updated 12 Oct 2026 Traditional systems
Knowledge › Western › Philosophy of science The numerology system that reads core numbers from names and birth dates took shape in America in the early 20th century with L. Dow Balliett.
Updated 27 Sept 2026
Knowledge › Eastern › Vietnamese astrology Tả Phù and Hữu Bật in Tử Vi: placed by lunar birth month from Thìn and Tuất, sharing Mùi (month 4) or Sửu (month 10), as read in Vietnamese Tử Vi books.
Updated 12 Oct 2026 Traditional systems
Knowledge › Eastern › The twelve zodiac animals A 2030 Canh Tuất child has Thoa Xuyến Kim nạp âm. See which parent years can chi and nạp âm call compatible, and why this is folk custom, not science.
Updated 17 Oct 2026 Traditional systems
Knowledge › Eastern › BaZi Giving birth in Đinh Mùi 2027: the 12 lunar months with solar dates, Bát Tự months by solar term, the Horse and Monkey year boundaries, and good-month views.
Updated 6 Nov 2026 Traditional systems
Knowledge › Eastern › Vietnamese astrology Mars (Hỏa Tinh) is one of the Six Malefic Stars in Tử Vi Đẩu Số. See its origin, nature, meaning in each house, and how it combines with other stars.
Updated 8 Aug 2026 Traditional systems
Knowledge › Eastern › Vietnamese astrology How to place the 14 major stars of Tử Vi from the cục and lunar birth day: find the Tử Vi palace, then the Tử Vi and Thiên Phủ groups by the old verse.
Updated 12 Oct 2026 Traditional systems
Knowledge › Eastern › BaZi BaZi's Four Pillars from birth date and time: the year pillar turns at Lập Xuân, the month at solar terms, the day runs the 60-cycle.
Updated 25 Sept 2026 Traditional systems
Knowledge › Eastern › Lunar calendar Tử Vi dates the birth year from the first day of Tết, Bát Tự from the Lập Xuân solar term. How each fixes age and why some births shift stem-branch year.
Updated 17 Oct 2026 Calendar and astronomy
Knowledge › Eastern › Vietnamese astrology Đẩu Quân, also called Nguyệt Tướng, is placed from the Thái Tuế palace, counting backward to the birth month then forward to the birth hour.
Updated 25 Sept 2026 Traditional systems
Knowledge › Eastern › Vietnamese astrology Born in a leap month or in the hour of Tý: which month and day does a Tử Vi chart use? What each book says, and the convention Nhật Nguyệt follows.
Updated 12 Oct 2026 Traditional systems
Knowledge › Eastern › Vietnamese astrology Tam Thai and Bát Tọa are a pair of tap tinh governing rank and recognition. See how they are placed from Ta Phu and Hữu Bật by birth date.
Updated 25 Sept 2026 Traditional systems
Knowledge › Vietnam 2028 is Mậu Thân, nạp âm Đại Trạch Thổ. Which parents' years count as favourable or unfavourable by stem, branch and nạp âm, with a 1984 to 2001 table.
Updated 17 Oct 2026
Knowledge › Eastern › Vietnamese astrology Thai Phụ and Phong Cáo in Vietnamese Tử Vi: placement by birth hour or from Văn Khúc gives one result, with meanings as each book records them.
Updated 12 Oct 2026 Traditional systems
Knowledge › Vietnam 2029 is Kỷ Dậu, nạp âm Đại Trạch Thổ: which parents' birth years count as favourable or unfavourable by stem, branch and nạp âm, with a 1984 to 2001 table.
Updated 17 Oct 2026
Knowledge › Eastern › Vietnamese astrology Thiên Tài and Thiên Thọ are placed from the Mệnh and Thân palaces by year branch. The two Earth stars meet when Mệnh and Thân share a palace.
Updated 25 Sept 2026 Traditional systems
Knowledge › Eastern › Vietnamese astrology Tử Phù in Tử Vi: the sixth star of the Thái Tuế circle, five palaces clockwise from the birth-year branch, and what Vietnamese books say of it.
Updated 12 Oct 2026 Traditional systems
Knowledge › Vietnam › Folk taboos The Hoang Ốc count used before building a house in Vietnam: the six positions and why the digit-sum shortcut gives the same answer.
Updated 12 Sept 2026 Culture and belief
Dictionary › Folk taboos Hoang Ốc is a Vietnamese folk taboo checked before building a house, sorting lunar age into six positions, three of which are considered unfavourable.
Updated 12 Sept 2026 Traditional systems
Dictionary › Folk taboos Tuổi mụ is the Vietnamese lunar way of counting age: current year minus birth year, plus one, and folk calculations use this number.
Updated 12 Sept 2026 Calendar and astronomy
Knowledge › Eastern › Vietnamese astrology Tieu han is placed by the trine group of the birth year branch, nguyet han by birth month and hour, with notes on where Tử Vi schools differ.
Updated 25 Sept 2026 Traditional systems
Knowledge › Vietnam Having a child in 2027 Đinh Mùi, nạp âm Thiên Hà Thủy: read parent compatibility by can chi, nạp âm, tam hợp and lục hợp, with notes on the method's limits.
Updated 17 Oct 2026
Knowledge › Vietnam › Life-cycle rites The full-month ceremony falls one lunar month after birth; by custom boys hold it one day earlier, girls two. How to count it, an example, and offerings.
Updated 17 Oct 2026 Culture and belief
Knowledge › Eastern › Vietnamese astrology Phúc Đức is the tenth star of the Thái Tuế cycle in Vietnamese Tử Vi, nine palaces from the birth-year branch. Placement and what four books say.
Updated 12 Oct 2026 Traditional systems
Knowledge › Eastern › Vietnamese astrology Discover in detail how to cast a Zi Wei Dou Shu chart from birth time and year to star placement, along with the profound meaning of the 12 palaces.
Updated 12 Aug 2026 Traditional systems
Knowledge › Eastern › Vietnamese astrology Hỷ Thần in Tử Vi is the eighth star of the Lộc Tồn ring, counted forward or backward from Lộc Tồn. Placement table and meaning in Vietnamese Tử Vi books.
Updated 12 Oct 2026 Traditional systems
Knowledge › Eastern › Vietnamese astrology Thiếu Âm is the fourth star of the Thái Tuế ring, placed by the birth year branch. Placement and meaning in four Vietnamese Tử Vi books.
Updated 12 Oct 2026 Traditional systems
Knowledge › Vietnam › Festival customs Hoàn giáp is when the birth stem-branch year returns after 60 years. Born Đinh Mùi 1967: 60 by reckoned age in 2026, hoàn giáp and 60 by Western age in 2027.
Updated 2 Nov 2026 Culture and belief
Knowledge › Eastern › Vietnamese astrology The twelve palaces of a Tử Vi chart get their heavenly stems through the Ngũ Hổ Độn method, counted forward from the Dần palace.
Updated 25 Sept 2026 Traditional systems
Knowledge › Eastern › Vietnamese astrology Thiên Khốc counts backward and Thiên Hư counts forward from the Ngọ palace in a Tý year, so the two stars stay symmetric across the Tý Ngọ axis.
Updated 25 Sept 2026 Traditional systems
Knowledge › Eastern › BaZi Hà Lạc lý số casts a hexagram from the can chi of a birth date: the number tables, the 25 and 30 reductions, and a worked example from Học Năng's book.
Updated 12 Oct 2026 Traditional systems
Knowledge › Eastern › Psychology Economists use Dragon year birth timing to measure how a first child affects mothers' employment, and what that timing reveals about ethnic identity.
Updated 28 Sept 2026
Knowledge › Eastern › BaZi Thai Nguyên is derived from the month pillar, Thai Tuc from the day pillar, and Menh Cung from the month and hour branches.
Updated 25 Sept 2026 Traditional systems
Knowledge › Eastern › BaZi No birth month is best for everyone: Bát Tự reads the month by solar terms, Tử Vi by lunar months, and folk sayings on good birth months lack a firm basis.
Updated 17 Oct 2026 Traditional systems
Knowledge › Eastern › Lunar calendar Lunar calendar 2027: year of Đinh Mùi, Tết on Saturday 6 February 2027, no leap month. Key dates, solar terms, and how to look up dates and convert Can Chi.
Updated 12 Oct 2026 Calendar and astronomy
Celebrities Musician, author of more than 200 popular songs of Vietnamese modern music
Show 0 more results