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0 A.D. [a] is a free and open-source real-time strategy video game under development by Wildfire Games.It is a historical war and economy game focusing on the years between 500 BC and 1 BC, with the years between 1 AD and 500 AD planned to be developed in the future.
Placer mining (/ ˈ p l æ s ər /) [1] is the mining of stream bed deposits for minerals. [2] This may be done by open-pit mining or by various surface excavating equipment or tunneling equipment.
Automatic block signaling (ABS), spelled automatic block signalling or called track circuit block (TCB [1]) in the UK, is a railroad communications system that consists of a series of signals that divide a railway line into a series of sections, called blocks. The system controls the movement of trains between the blocks using automatic signals.
Placer mining is an important source of gold, and was the main technique used in the early years of many gold rushes, including the California Gold Rush. Types of placer deposits include alluvium, eluvium, beach placers, aeolian placers and paleo-placers. [2] Placer materials must be both dense and resistant to weathering processes. To ...
Gold farming is the practice of playing a massively multiplayer online game (MMO) to acquire in-game currency, later selling it for real-world money. [1] [2] [3]Gold farming is distinct from other practices in online multiplayer games, such as power leveling, as gold farming refers specifically to harvesting in-game currency, not rank or experience points.
SuperData similarly estimated the global video game market in 2017 was around $108.4 billion, driven heavily by free-to-play mobile and computer games. [9] Analyst firm Sensor Tower, which tracks revenue within the mobile industry, reported that of the $58.6 billion in total revenues in 2017, $48.3 billion came from mobile games.
Stone Farm is an American Thoroughbred horse breeding farm near Paris, Kentucky. It was founded in 1970 by Arthur B. Hancock III , part of the prominent Hancock family of Claiborne Farm fame. Started as a 100-acre (0.40 km 2 ) tract, Hancock gradually added on until it became a rambling 2,000-acre (8.1 km 2 ) property with over 100 paddocks ...
In railway signalling, a moving block is a signalling block system where the blocks are defined in real time by computers as safe zones around each train. This requires both knowledge of the exact location and speed of all trains at any given time, and continual communication between the central signalling system and the train's cab signalling ...