The Orbital Elements of Venus in Medieval Islamic Astronomy: Interaction Between Traditions and the Accuracy of Observations

by MOHA Published on: 23rd November 2020

The orbital elements of each planet are the eccentricity and the direction of the apsidal line of its orbit defined by the ecliptic longitude of either of its apses, i.e., the two points on its…

The Observational Instruments at the Maragha Observatory after AD 1300

by MOHA Published on: 5th November 2020

The present paper introduces, investigates, analyses, and comments on an anonymous treatise in Persian named al-Risāla al-Ghāzāniyya fi ’l-ālāt al-raṣadiyya, “Ghāzān’s (or Ghāzānid) treatise on the observational instruments”, which describes the structure, construction, and functions…

Biruni’s Telescopic-Shape Instrument for Observing the Lunar Crescent

by MOHA Published on: 17th October 2020

This paper deals with an optical aid named barbakh that Abū al-Rayḥān al-Bīrūnī (973–1048 CE) proposes for facilitating the observation of the lunar crescent in his al-Qānūn al-Mas‘ūdī VIII.14. The device consists of a long…

Arab Origins of Cryptology

by MOHA Published on: 14th May 2018

This article is the summary of a presentation given by Dr. Al-Suwaiyel at Oxford University. The presentation provides an insight into the works of Muslim Scholars on Cryptology in early Islamic periods.

18 April, International Day for Monuments and Sites

by MOHA Published on: 19th April 2016

Every year on 18 April, UNESCO celebrates the “International Day for Monuments and Sites”, whose establishment was approved by the 22nd UNESCO General Conference in 1983.

OBITUARY: Ahmed Zewail 1946-2016

by MOHA Published on: 8th April 2016

A personal encounter. A candle extinguished, but his light will continue to shine: AHMED ZEWAIL 26/02/1946, Egypt - 02/08/2016, USA

1st International Symposium Mediterranean Continuities: Material and spiritual paths

by MOHA Published on: 1st April 2016

MOHA is organizing, an international symposium called: ‘Mediterranean Continuities: Material and spiritual paths’, which will take place on 15 – 16 April 2016 in Kavala, Northern Greece.

The Mechanical Corpus of Al-Isfizārī in the Sciences of Weights and Ingenious Devices: New Arabic Texts in Theoretical and Practical Mechanics

by MOHA Published on: 17th November 2015

Editorial note: This article needs to be read in conjunction with the book release review of the Arabic edition, see:

Ibn Rushd (Averroes)

by MOHA Published on: 15th September 2012

Ibn Rushd (Averroes) is considered as the most important of the Islamic philosophers. He set out to integrate Aristotelian philosophy with Islamic thought. A common theme throughout his writings is that there is no incompatibility…

A New Arabic Text of Mechanics: Sinan ibn Thabit on the Theory of Simple Machines

by MOHA Published on: 7th February 2012

The Arabic manuscript Orient fol. 3306 preserved at the Staatsbibliothek in Berlin was in its original form a precious collection of Arabic scientific texts of mechanics and optics. It contains a fragment in one folio…

Muslims and The Frontiers of Knowledge in the 21st Century

by MOHA Published on: 26th July 2009

Muslims and The Frontiers of Knowledge in the 21st Century

Muhammad Al-Karaji: A Mathematician Engineer from the Early 11th Century

by MOHA Published on: 4th June 2009

Abu Bakr Muhammed Al-Karaji is a Muslim mathematician and engineer from the late 10th century-early 11th century. Of Persian origin, he spent an important part of his scientific life in Baghdad where he composed ground…

The Six-Cylinder Water Pump of Taqi al-Din: Its Mathematics, Operation and Virtual Design

by MOHA Published on: 24th January 2009

The main objective of this study is to investigate into the six-cylinder water raising pump described around 1550 by the Ottoman Muslim scientist Muhammad Ibn Ma'ruf, known as Taqi al-Din, in his treatise Al-Turuq al-Saniya…

Ahmad Salim Sa‘idan: A Palestinian Historian of Arabic Mathematics

by MOHA Published on: 23rd January 2009

Since the middle of the 20th century, the history of Arabic mathematics evolved as a sub-field of history of science and became an area of a special expertise in which intermingled the skills of confirmed…

In Memory of Aydin Sayili

by MOHA Published on: 16th January 2009

Aydin Sayilli (1913-1993) was an eminent historian of science whose pioneering work during a 50-year career uncovered many hidden treasures in the history of mathematics, astronomy and medicine, especially in the Islamic tradition. In this…

The Book of Curiosities or A Medieval Islamic View of the Cosmos

by MOHA Published on: 28th October 2008

The Bodleian Library at the University of Oxford has purchased the medieval Arabic manuscript Kitab Gharaib al-funun wa-mulah al-uyun popularised under the title the Book of Curiosities, an exceptionally rich text on cosmography. The treatise…

The Advent of Scientific Chemistry

by MOHA Published on: 22nd October 2008

Until recently, the mainstream history of scientific ideas has failed to acknowledge numerous Islamic scientists and their great efforts and achievements throughout the centuries. This short article seeks to contribute in redressing this injustice by…

Muslim Heritage in Mechanics and Technology: Outline of a Program for Future Research

by MOHA Published on: 20th August 2008

The following text is the revised and expanded version of a lecture presented at The Royal Society in London (1st March 2007) during a meeting of the Muslim Heritage Awareness Group (MHAG) in which Mohammed…

Abu ‘l-Barakat al-Baghdadi: Outline of a Non-Aristotelian Natural Philosophy

by MOHA Published on: 24th June 2008

Abū 'l-Barakāt al-Baghdādā (flourished in the 11th-12th centuries in Baghdad) was a scholar of the Arabic-Islamic tradition. An original philosopher and respected medical authority, he is well known by his Al-Kitāb al-Mu'tabar, a philosophical essay…

The Arabic Partial Version of Pseudo-Aristotle’s Mechanical Problems

by MOHA Published on: 5th June 2007

Based on manuscript evidence, the article presents a study of the historical and textual traditions of a fragment of Arabic mechanics which is also edited in Arabic and translated into English. This fragment, entitled Nutaf…

The Legacy of Muslim Kung Fu Masters

by MOHA Published on: 9th April 2007

An important legacy of Islam in China is represented by Muslim Kung Fu, developed throughout history by Muslim Masters, who merged in their endeavour and training between physical and spiritual perfection. The following short survey…

Echos of What Lies Behind the ‘Ocean of Fogs’ in Muslim Historical Narratives

by MOHA Published on: 16th January 2007

This article is an edited version of the article originally written by the late Professor Mohammed Hamidullah, "Muslim Discovery of America before Columbus", Journal of the Muslim Students' Association of the United States and Canada.…

The Balance: The Core Mental Model of the Islamic Science of Weights

by MOHA Published on: 17th November 2006

This article includes the recent work by Professor Abattouy and his co-workers. The work has revealed the enormous wealth of Islamic literature on the science of weights. Their findings established that there is much larger…

Jewels of the Muslim Chinese Heritage

by MOHA Published on: 31st March 2006

The prominence of Islam in China is fascinating and a surprise to many, with its long establishment of Muslim communities, a flourishing Islamic history, a spectacular Islamic cultural heritage and its many Mosques.

Ibn Al-Nafis and Vinegar

by MOHA Published on: 17th June 2005

A doctor does a short enquiry into an old treatment for ear infections and discovers its presence in a medical manuscript by Ibn al-Nafis.

A Review of Early Muslim Control Engineering

by MOHA Published on: 22nd March 2002

During the period of Islamic-Arabic extraordinary activity in Science and Technology (9th-13th century), there are some recorded contributions to the area of Automatic Control mainly in the development of water clocks using float valve regulators,…

Muslim Rocket Technology

by MOHA Published on: 22nd March 2002

Arabic accounts report that Muslims introduced firearms into Islamic Spain, from where they passed to Italy, going from there to France, and finally Germany. Muslims also developed and refined gun powder and aquired rocket making…


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