Johannes Kepler — Infobox Scientist name = Johannes Kepler |175px image width = 175px caption = A 1610 portrait of Johannes Kepler by an unknown artist birth date = Birth date|1571|12|27 birth place = Weil der Stadt near Stuttgart, Germany residence = Baden… … Wikipedia
History of Physics — History of Physics † Catholic Encyclopedia ► History of Physics The subject will be treated under the following heads: I. A Glance at Ancient Physics; II. Science and Early Christian Scholars; III. A Glance at Arabian Physics; IV.… … Catholic encyclopedia
Galileo Galilei — For other uses of Galileo , see Galileo (disambiguation). For other uses of Galileo Galilei , see Galileo Galilei (disambiguation) … Wikipedia
Open cluster — Galactic cluster redirects here. See also galaxy groups and clusters NGC 265, an open star cluster in the Small Magellanic Cloud An open cluster is a group of up to a few thousand stars that were formed from the same giant molecular cloud and… … Wikipedia
Messier 87 — Virgo A The Messier 87 galaxy. Observation data Epoch J2000 Constellation Virgo Right ascension … Wikipedia
M87 — M87, gros plan sur le halo central Données d’observation (Époque J2000.0) Constellation Vierge Ascensi … Wikipédia en Français
Тёмная материя — … Википедия
Bucket argument — Isaac Newton s rotating bucket argument (also known as Newton s bucket ) was designed to demonstrate that true rotational motion cannot be defined as the relative rotation of the body with respect to the immediately surrounding bodies. It is one… … Wikipedia
Twin paradox — In physics, the twin paradox is a thought experiment in special relativity, in which a twin makes a journey into space in a high speed rocket and returns home to find he has aged less than his identical twin who stayed on Earth. This result… … Wikipedia
Non-Euclidean geometry — Behavior of lines with a common perpendicular in each of the three types of geometry Non Euclidean geometry is the term used to refer to two specific geometries which are, loosely speaking, obtained by negating the Euclidean parallel postulate,… … Wikipedia
Geometrized unit system — A geometrized unit system or geometric unit system is a system of natural units in which the base physical units are chosen so that the speed of light, c , and the gravitational constant, G , are set equal to unity. : c = 1 : G = 1 The… … Wikipedia