Animation
miércoles, 21 de octubre de 2026
Matchbox Excavator FMV30
Matchbox Excavator
miércoles, 19 de agosto de 2026
jueves, 13 de agosto de 2026
Civil works and knowledge under the muslim caliphates
A question to Grok.
In the first centuries of the Muslim caliphates (primarily the Rashidun, Umayyad from 661, and early Abbasid from 750, roughly through the 9th–10th centuries), rulers and administrators developed significant infrastructure, urban projects, and centers of learning. These often expanded or maintained systems inherited from Roman, Byzantine, Sasanian, and other predecessors, while supporting a major translation and scholarly movement. Achievements were concentrated in core regions such as Iraq, Syria, and Egypt.Civil Works and InfrastructureEarly caliphs prioritized irrigation, water management, and urban foundations to support agriculture, growing populations, and administration in arid and riverine environments:
- Irrigation and water systems: Canals were dug or expanded, especially in southern Iraq (al-Sawad). In Basra, early governors under the Rashidun and Umayyads constructed canals (e.g., Nahr al-Ubulla) to supply fresh water and enable cultivation of previously barren or marginal land. The large Nahrawan Canal system (originally Sasanian) was repaired and expanded under the early Abbasids; it irrigated extensive farmland that supplied Baghdad and served as a major water source. Other networks included the Dujail and Karkhaya canals serving Baghdad, dams on the Euphrates and elsewhere, qanats (underground channels), and aqueducts/conduits. Umayyad rulers built dams in the Hijaz (near Medina and Ta’if). Water infrastructure also appeared along pilgrimage routes (e.g., cisterns, wells, and works associated with the Darb Zubayda under Zubayda, wife of Harun al-Rashid).
- Cities and urban planning: New garrison and administrative cities were founded, including Basra and Kufa (Rashidun era), Wasit (Umayyad), and the planned Round City of Baghdad by Caliph al-Mansur (founded 762 CE on the Tigris). Samarra was later developed as an Abbasid capital with extensive water-supply systems (including long qanats and conduits). These featured markets, bridges over canals, gardens, and organized street layouts with water distribution. Umayyad desert palaces and complexes (e.g., Qasr al-Hayr) incorporated sophisticated water management, baths, and agricultural estates.
- Roads, bridges, and other works: Improvements to roads and post systems facilitated administration and trade. Bridges, archways over rivers, milestones, and fortresses supported travel and the Hajj. Markets and commercial facilities expanded in major cities.
- The most prominent was the House of Wisdom (Bayt al-Hikma) in Baghdad. It began as a caliphal library/treasury of knowledge under Harun al-Rashid and was significantly expanded under al-Ma’mun (r. 813–833). It functioned as a library, translation bureau, and research center where scholars worked on texts from Greek, Persian, Indian, and Syriac traditions. Sessions of debate and study occurred there. It supported systematic translation and original work rather than serving as a degree-granting university.
- Learning also took place in mosques (with study circles or halaqat), private homes of scholars, and emerging libraries. The institutional madrasa (college focused especially on religious and legal sciences) became more formalized later (from the 10th century onward, with major examples like the Nizamiyya in the 11th century). Early centers of learning flourished in cities such as Baghdad, Basra, Kufa, and later Cordoba under the western Umayyads.
- Translation movement: Scholars rendered key Greek works (Aristotle, Euclid, Ptolemy, Galen, Archimedes), along with Persian and Indian texts, into Arabic. This preserved and made accessible classical learning.
- Mathematics: Muhammad ibn Musa al-Khwarizmi (c. 780–850), associated with the House of Wisdom, produced foundational work on algebra (Kitab al-Jabr wa-l-Muqabala, from which the term “algebra” derives) and helped popularize the Hindu-Arabic numeral system (including zero) and algorithmic methods.
- Astronomy and related fields: Caliph al-Ma’mun sponsored observatories in Baghdad and near Damascus. Astronomers refined planetary tables, measured the Earth’s circumference with reasonable accuracy for the era, and improved observational data beyond Ptolemy in some respects. Related work advanced trigonometry and geography/cartography.
- Medicine: Physicians such as Abu Bakr al-Razi (Rhazes, d. 925) emphasized clinical observation, differentiated diseases (e.g., smallpox and measles), and compiled extensive medical encyclopedias drawing on Greek, Indian, and practical experience. Hospitals (bimaristans) developed as centers of care and teaching.
- Other areas: Contributions appeared in optics, chemistry/alchemy (e.g., experimental approaches linked to Jabir ibn Hayyan), engineering (devices and water management calculations), and geography. Astronomers and mathematicians sometimes advised on practical civil projects such as canals and the Nilometer.
The scale of state patronage under the early Abbasids was notable, though the process was gradual, collaborative across cultures and religions, and not uniform across all regions or periods
miércoles, 29 de julio de 2026
St Wolfgang Altarpiece: Resurrection of Lazarus
PACHER, Michael (b. ca. 1435, Bruneck, d. 1498, Salzburg) |
The picture shows one of the panels of the St Wolfgang Altarpiece.
The Resurrection of Lazarus deviates from iconographical tradition in a number of respects. Firstly, the scene is moved into an indoor setting whose architecture reveals an astonishing mixture of contemporary forms borrowed from both the sacred and the secular spheres. Secondly, the narrative unfolds not from left to right, but from foreground to background. It is true that Lazarus' sisters are kneeling parallel to the pictorial plane in the foreground, and that Christ is gesturing in the same direction, but Lazarus himself is seen from behind and foreshortened towards the rear. The main lines of the composition reinforce this inward movement - the vaulted canopy above the tomb, for example, the arrangement of the figures into lines resembling a guard of honour, and finally the view through the arch in the central axis out into the distant landscape. The New Testament subject is effectively obliged to take place in this demonstration of the painter's supreme mastery of perspective.
Pacher must undoubtedly have studied the works of Mantegna, and the figure of Lazarus almost seems to anticipate the latter's Dead Christ (Pinacoteca di Brera, Milan). The principle underlying Pacher's composition points even further into the future, however, insofar as the vanishing lines converge not upon one central object or figure, but rather allow the eye to escape, as it were, out into the open countryside.
https://www.wga.hu/html_m/p/pacher/wolfgang/3wolfgaj.html
jueves, 23 de julio de 2026
miércoles, 10 de junio de 2026
viernes, 29 de mayo de 2026
Well done Superman!!
Prompt:
jueves, 21 de mayo de 2026
SWAT troops
Prompt: "
action figures, create an image of them, coming down from a SWAT armored vehicle, stepping onto the walkway towards a city hall. It's a city, clouded day, around 6PM."
martes, 5 de mayo de 2026
domingo, 3 de mayo de 2026
Custom action figures
Action figures against scenes created by Grok. Custom Kadhobby modern soldier, and custom GI Joe as a nazi officer.
Prompts:
"The action figure in the attached image, please depict it at a military base, there are vehicles, warehouses, Abrams tanks, APV. it's noon."
"The action figure in the attached image, please depict it: walking along a corrirdor of a bunker, grey concrete walls painted with light grey acrilic paint, hanging on a wall a portrait of Hitler, lightbulbs, celing fans, big file cabinets, a wooden table with an old WW2 radio. The atmosphere is dank."
jueves, 23 de abril de 2026
viernes, 17 de abril de 2026
G.I. Joe Jurassic Park guard
Prompt:


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