first-event observations

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• First voyage of James Cook — Main article: James Cook See also: Second voyage of James Cook See also: Third voyage of James Cook Route of the first voyage of James Cook The first voyage of James Cook was a combined Royal Navy and Royal Socie …   Wikipedia

• Event horizon — In general relativity, an event horizon is a boundary in spacetime, an area surrounding a black hole or a wormhole, inside which events cannot affect an outside observer. Light emitted from inside the horizon can never reach the observer, and… …   Wikipedia

• Event symmetry — The term Event symmetry describes invariance principles that have been used in some discrete approaches to quantum gravity where the diffeomorphism invariance of general relativity can be extended to a covariance under any permutation of… …   Wikipedia

• Impact event — Artist s impression of a major impact event. The collision between Earth and an asteroid a few kilometers in diameter may release as much energy as several million nuclear weapons detonating simultaneously. An impact event is the collision of a… …   Wikipedia

• Quaternary extinction event — Late Pleistocene landscape of northern Eurasia The Quaternary period saw the extinctions of numerous predominantly larger, especially megafaunal, species, many of which occurred during the transition from the Pleistocene to the Holocene epoch.… …   Wikipedia

• Tunguska event — The Tunguska Event, or Tunguska explosion, was a powerful explosion that occurred near the Podkamennaya (Lower Stony) Tunguska River in what is now Krasnoyarsk Krai of Russia, at around 7:14 a.m. [P. Farinella, L. Foschini, Ch. Froeschl eacute;,… …   Wikipedia

• Military Assistance Command, Vietnam Studies and Observations Group — Infobox Military Unit unit name=Military Assistance Command, Vietnam Studies and Observations Group (MACV SOG) caption=Never assigned an official crest or patch, SOG personnel accepted this unofficial self designed insignia dates= 24 January,… …   Wikipedia

• Software choice for discrete event simulations — Tools for discrete event simulationsDiscrete event simulations may be written in any general purpose computer language such as C++ but to construct an industry grade project in reasonable time with a general computing language consumes too much… …   Wikipedia

• José Martí and the First International American Conference — Martí and the 1889 1890 Conference= There was one unofficial chronicler of the First International American Conference (Washington, United States, 1890) who was not only a brilliant writer, but also an astute political observer: the poet, hero… …   Wikipedia

• Heinrich event — Heinrich events, first described by marine geologist Hartmut Heinrich, occurred during the last glacial period, or ice age . During such events, armadas of icebergs broke off from glaciers and traversed the North Atlantic. The icebergs contained… …   Wikipedia