Water-clock
101Time dilation — This article is about a concept in physics. For the concept in sociology, see time displacement. In the theory of relativity, time dilation is an observed difference of elapsed time between two events as measured by observers either moving… …
102Day — For other uses, see Day (disambiguation). Water, Rabbit, and Deer: three of the 20 day symbols in the Aztec calendar, from the Aztec calendar stone. A day is a unit of time, commonly defined as an interval equal to 24 hours …
103Measuring instrument — Captain Nemo and Professor Aronnax contemplating measuring instruments in Twenty Thousand Leagues Under the Sea …
104Yi Xing — (zh cpw|c=一行|p=Yī Xíng|w=I Hsing, 683–727), born Zhang Sui (张遂), was a Chinese astronomer, mathematician, mechanical engineer, and Buddhist monk of the Tang Dynasty (618 ndash;907). His astronomical celestial globe was the first to feature a… …
105Second — This article is about the unit of time. For other uses, see Second (disambiguation). A light flashing approximately once per second. The second (SI unit symbol: s; informal abbreviation: sec) is a unit of measurement of time, and is the… …
106Mandalay Palace — Grounds The Mandalay Palace (Burmese: မန္တလေး နန်းတော်, pronounced [máɴdəlé náɴdɔ̀]), located in …
107Islamic calendar — Arabic calendar redirects here. For the Gregorian calendar in Arabic, see Arabic names of calendar months. This …
108Coordinate time — In the theory of relativity, it is convenient to express results in terms of a spacetime coordinate system relative to an implied observer. In many (but not all) coordinate systems, an event is specified by one time coordinate and three spatial… …
109Time zone — Timezone and TimeZone redirect here. For other uses, see Time zone (disambiguation). Local time redirects here. For the mathematical concept, see Local time (mathematics). This article is about time zones in general. For a list of time zones by… …
110Athanasius Kircher — Portrait of Kircher from Mundus Subterraneus, 1664 Born 2 May 1601 or 1602 Geisa, Abbacy of Fulda Died 27 November or 28 November 16 …
