Traditional systemsCouple compatibility: marriage & partnership
Compare two birth years on four counts (animal, stem, element, Kua group) for marriage or business.
Start Knowledge › Vietnam › Festival customsSouthern and northern Tết Eve worship differ in the outdoor Heaven altar, the indoor tray and offerings, with origins, meaning and how to prepare each.
Updated 17 Oct 2026Culture and belief
Knowledge › Eastern › Tam ThứcDa Liu Ren builds the heaven plate from twelve Monthly Generals that shift with mid-qi, then places twelve Heavenly Generals from the Nobleman.
Updated 25 Sept 2026Traditional systems
Knowledge › Eastern › Tam ThứcKỳ Môn Độn Giáp casts a chart for a moment to assess fortune and misfortune. A full chart stacks four plates on the nine palaces of the Lạc Thư grid.
Updated 25 Sept 2026Traditional systems
Knowledge › Eastern › Tam ThứcLuc Nham is an ancient divination method in the Tam Thuc group. Learn how Dai Luc Nham builds a chart: Thien Ban, Tu Khoa, Tam Truyen, and Thien Tuong.
Updated 25 Sept 2026Traditional systems
Knowledge › Eastern › Feng shuiFu Yin, Fan Yin, He Shi, Lian Zhu San Ban Gua and Qi Xing Da Jie: how each forms on the Xuan Kong Flying Star chart and why it is auspicious or inauspicious.
Updated 25 Sept 2026Traditional systems
Knowledge › Western › PsychologyPsychology explains why we read random streaks as good or bad luck, and how the basketball hot hand debate pushed researchers to revise an old conclusion.
Updated 27 Sept 2026
Knowledge › Eastern › Vietnamese astrologyThien Quan and Thien Phuc are Earth auxiliary stars placed by the birth year's heavenly stem, not the branch or hour, with tables and points of disagreement.
Updated 25 Sept 2026Traditional systems
Knowledge › Eastern › Feng shuiThe Luo Pan is a Feng Shui compass used to find house and main door directions. Readings work best away from metal and magnetic interference.
Updated 9 Jul 2026Traditional systems
Knowledge › Eastern › I ChingHexagram 33, Thiên Sơn Độn, covers timely retreat: the Qian and Gen trigrams, the Judgment, the six line texts, and lessons on preserving oneself.
Updated 25 Sept 2026Traditional systems
Knowledge › Eastern › Feng shuiBát Trạch derives a personal trigram from birth year and gender, then matches it to eight directions to choose a desk orientation, with measuring tips.
Updated 17 Oct 2026Traditional systems
Knowledge › Vietnam › Ancestor worshipThe number of altars and incense bowls in a home is not fixed. This analysis draws on Gia lễ giản yếu and ethnographic records, with layouts for each case.
Updated 16 Oct 2026Culture and belief
Knowledge › Eastern › Feng shuiCelestial Executioner (Tian Zhan Sha) forms when a straight road, corridor or gap points at a house. See how to spot it and which remedies may deflect it.
Updated 27 Aug 2026Traditional systems
Knowledge › Eastern › I ChingHexagram 34, Lei Tian Da Zhuang, covers great strength and its limits, with its structure, Judgment, six line texts and lessons on conduct.
Updated 25 Sept 2026Traditional systems
Knowledge › Vietnam › Traditional festivalsThe Tay Thien Festival runs from the 15th to the 17th of the second lunar month in Dai Dinh Commune, Phu Tho Province, honoring National Mother Lang Thi Tieu.
Updated 27 Sept 2026Culture and belief
Knowledge › Vietnam › Traditional festivalsThe Rước cộ Bà Chợ Được Festival honours Bà at her shrine in Phước Ấm hamlet, Thăng An commune, Đà Nẵng, around the 11th day of the first lunar month.
Updated 27 Sept 2026Culture and belief
Knowledge › Eastern › Feng shuiAltar feng shui covers placement, orientation, arrangement and upkeep, creating a solemn space that draws positive energy to the family.
Updated 4 Jul 2026Traditional systems
Knowledge › Eastern › Vietnamese astrologyThiên 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 2026Traditional systems
Knowledge › Eastern › Feng shuiThe eight du nien in Bat Trach, four good and four bad, plus how Duong Trach Tam Yeu places the door, master room, and kitchen.
Updated 25 Sept 2026Traditional systems
Knowledge › Eastern › Tam ThứcPer Lục Nhâm đại toàn: Nguyên Thủ has one khóa with upper overcoming lower, Trùng Thẩm one with lower overcoming upper; Tri Nhất and Thiệp Hại have several.
Updated 17 Oct 2026Traditional systems
Knowledge › Eastern › Vietnamese astrologyThe first three lines of a Tử Vi chart give yin yang male female, ngũ hành cục, and bản mệnh nạp âm, and fix the Tử Vi star.
Updated 25 Sept 2026Traditional systems
Knowledge › Eastern › Feng shuiYang Junsong, also called Yang Jiupin, is a Tang era feng shui figure tied to the Jiangxi school and the Loan Dau school.
Updated 25 Sept 2026Traditional systems
Knowledge › Eastern › Feng shuiBasic home feng shui covers the eight mansions, five elements, sofa placement and lighting. Small changes can support a harmonious living space.
Updated 25 Jul 2026Traditional systems
Knowledge › Vietnam › Folk beliefVietnamese people rarely follow one religion; they layer ancestor worship, Thành hoàng, Mother Goddess, Hùng Vương and farming rites in daily life.
Updated 3 Oct 2026Culture and belief
Knowledge › Eastern › Feng shuiBasic feng shui principles for indoor plants: choosing species, placement by bagua, the five elements, and keeping plants healthy to sustain positive energy.
Updated 18 Jun 2026Traditional systems
Knowledge › Vietnam › RegionsViet Bac and Northeast Vietnam are two names with different scopes. This article analyses Then singing, market fairs, village life and local variations.
Updated 19 Sept 2026Culture and belief
Knowledge › Eastern › Feng shuiFeng shui for retail stores: choosing location and entrance direction, arranging furniture and airflow, and placing the cashier.
Updated 16 Jun 2026Traditional systems
Knowledge › Vietnam › Festival customsWhat to bring to a Vietnamese pagoda at New Year: incense, flowers, fruit and other vegetarian offerings, and which altar to pay respects at first.
Updated 12 Oct 2026Culture and belief
Dictionary › Western astrologyA natal chart maps the Sun, Moon and planets across the 12 zodiac signs and 12 houses at your birth moment, used in Western astrology.
Updated 12 Sept 2026Traditional systems
Knowledge › Vietnam › BuddhismThe Diamond Sutra and the Heart Sutra are the two core Prajñāpāramitā texts of Chan: what they say, where they come from and why Chan prizes them.
Updated 12 Oct 2026Culture and belief
Knowledge › Vietnam › Traditional festivalsExplore the Dien Bien Ban Flower Festival, a unique cultural event recreating traditional rituals of Northwest ethnic groups like Thai, Mong, Dao, and Ha Nhi.
Updated 23 Jul 2026Culture and belief
Knowledge › Vietnam › Folk beliefAfter UNESCO recognition in 2016, medium masters and ban hoi still teach and uphold hau dong norms while adjusting practice to heritage conservation demands.
Updated 28 Sept 2026Culture and belief
Knowledge › Eastern › Vietnamese astrologyThien Hinh and Thien Dieu stars in Zi Wei Dou Shu: their origins, nature, and detailed meanings, plus how they act with other stars.
Updated 5 Sept 2026Traditional systems
Knowledge › Vietnam › BuddhismThe Dhammapada has two main recensions: the Pali text of 26 chapters and 423 verses, and the Chinese Faju jing of 39 chapters. Where they differ.
Updated 12 Oct 2026Culture and belief
Knowledge › Western › Western astrologyWestern astrology reads a birth chart from the Sun, Moon and planets at your birth, with 12 zodiac signs split by four elements and three modalities.
Updated 10 Sept 2026Traditional systems
Knowledge › Vietnam › BuddhismBodhidharma is honoured as the first patriarch of Chan, but that image formed over many layers of texts, and many familiar details are legend.
Updated 12 Oct 2026Culture and belief
Knowledge › Western › AstrologyVenus rules Libra, shaping its need for love, harmony, beauty and justice, and explaining both its romantic, diplomatic side and its indecision.
Updated 13 Jul 2026Traditional systems
Knowledge › Vietnam › PhysiognomyA compilation of Vietnamese folk beliefs about facial moles in physiognomy, analyzing the meaning of each area and pointing out where folk variants disagree.
Updated 12 Sept 2026Traditional systems
Knowledge › Western › AstrologyThe 12 zodiac signs began with Babylonian sky watching and Ptolemy's system. Precession means they no longer match the constellations.
Updated 11 Jul 2026Traditional systems
Knowledge › Western › Feng shui stonesGemstones tied to each Western zodiac sign and the symbolic meanings behind them, based on Western astrological tradition blended with gemstone customs.
Updated 8 Aug 2026Traditional systems
Knowledge › Western › AstrologyExplore the deep meaning of the 11th House in astrology: friendship, social networks, community groups, hopes and wishes.
Updated 8 Jul 2026Traditional systems
Knowledge › Vietnam › Ancestor worshipA detailed guide to arranging the family altar by feng shui and custom, covering placement, offerings, and steps for Tet and regular days.
Updated 23 Aug 2026Culture and belief
Knowledge › Western › AstrologyThe First Quarter Moon in astrology signals tension that drives action, a time to face challenges, make decisions and adjust plans.
Updated 26 Jun 2026Traditional systems
Knowledge › Eastern › I ChingThủy Hỏa Ký Tế (No. 63) is the only hexagram with all six lines in correct position and paired. It teaches small success and a good start but chaotic end.
Updated 25 Sept 2026Traditional systems
Open dataThe ten heavenly stems with the five-element attribution and yin-yang polarity of each.
10 rowsVersion 1.1.1
Open dataThe solar date each of the 24 terms begins, for every year from 2020 to 2035, computed from solar longitude in Vietnam time.
384 rowsVersion 1.1.1
Open dataAll 60 stem-branch pairs with their Na Yin five-element attribution and the lunar years they cover between 1924 and 2043.
60 rowsVersion 1.1.1
Open dataThe start moment of each solar term across 201 years in Vietnam time, with the solar longitude of the mark and a flag for moments falling close to midnight.
4,824 rowsVersion 1.2.4