pinpoint navigation

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• Celestial navigation — Celestial navigation, also known as astronavigation, is a position fixing technique that was devised to help sailors cross the featureless oceans without having to rely on dead reckoning to enable them to strike land. Celestial navigation uses… …   Wikipedia

• Air navigation — The principles of air navigation are the same for all aircraft, big or small. Air navigation involves successfully piloting an aircraft from place to place without getting lost, breaking the laws applying to aircraft, or endangering the safety of …   Wikipedia

• Polynesian navigation — was a system of navigation used by Polynesians to routinely make long voyages across thousands of miles of open ocean. Navigators traveled to small inhabited islands using only their own senses and knowledge passed by oral tradition from… …   Wikipedia

• Lorenz (navigation) — Prior to the World War II the Germans had deployed the Lorenz blind landing aid at many airports and equipped most of their bombers with the radio equipment needed to use it. The name refers to the company that produced the system; Lorenz… …   Wikipedia

• Consolidated B-24 Liberator — B 24 redirects here. For other meanings, see B24 (disambiguation). B 24 Liberator U.S. Army Air Forces Consolidated B 24D Liberator over Maxwell Field, Alabama …   Wikipedia

• GPS for the visually impaired — There have been many attempts at integrating Global Positioning System into a navigation assistance system for the blind. GPS was introduced in the late 1980s and since then there have been several research projects. Satellite navigation… …   Wikipedia

• GPS — Global Positioning System. See NAVSTAR Global Positioning System. * * * ▪ navigation Introduction in full  Global Positioning System        space based radio navigation system that broadcasts highly accurate navigation pulses to users on or near… …   Universalium

• gps — gallons per second. Also, GPS, g.p.s. * * * ▪ navigation Introduction in full  Global Positioning System        space based radio navigation system that broadcasts highly accurate navigation pulses to users on or near the Earth. In the United… …   Universalium

• space exploration — Investigation of the universe beyond Earth s atmosphere by means of manned and unmanned spacecraft. Study of the use of rockets for spaceflight began early in the 20th century. Germany s research on rocket propulsion in the 1930s led to… …   Universalium

• Life Sciences — ▪ 2009 Introduction Zoology       In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… …   Universalium

• Global Positioning System — GPS redirects here. For other uses, see GPS (disambiguation). Geodesy Fundamentals …   Wikipedia