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References Al Aloul, A. (2026). Al-Zahrawi surgical instruments and techniques: a milestone in the history of surgery. Medicine and Pharmacy Reports. https://doi.org/10.15386/mpr-2963 Batz, J. M. (2021). Vol. 53, Issue 1 (AAS237 Abstracts). Baas.aas.org, 53(1). https://baas.aas.org/pub/2021n1i336p03/release/2 Bayard Dodge. (n.d.). The Fihrist of al-Nadim. The Fihrist of Al-Nadim. https://www.muslimphilosophy.com/books/nad-phil.pdf Chester Beatty. (2026). Chester Beatty. Viewer.cbl.ie. https://viewer.cbl.ie/viewer/image/Ar_3315/13/LOG_0000/ File:Olmec Stele C with Numbers, Tres Zapotes, Veracruz, 600-100 BC.jpg. (2024, August 8). Wikipedia Commons. https://commons.wikimedia.org/wiki/File:Olmec_Stele_C_with_Numbers,_Tres_Zapotes,_Veracruz,_600-100_BC.jpg Hehmeyer, I., & Khan, A. (2007). Islam’s forgotten contributions to medical science. CMAJ : Canadian Medical Association Journal, 176(10), 1467–1468. https://doi.org/10.1503/cmaj.061464 IEEE REACH. (n.d.). EARLY MARITIME NAVIGATION -TEACHER BACKGROUND INFORMATION. Retrieved May 28, 2026, from https://www.ion.org/outreach/upload/REACH-Early-Maritime-Navigation-Teacher-Background.pdf Johnson, T. M. (2021, January 13). Baghdad’s House of Wisdom. Gordon Conwell. https://www.gordonconwell.edu/blog/baghdads-house-of-wisdom/ Mdallel, S. (n.d.). FINANCIAL POWER AND THE THIRST FOR KNOWLEDGE: THE FIRST ARABIC TRANSLATION MOVEMENT (8TH TO 10TH CENTURIES). TM SI 4.2 REV KB.IG. file:///Users/mariannak31/Downloads/4.Mdallel.pdf Muhammad Nabeel. (2025, November 15). Al Zahrawi Surgical Instruments. Professtional Enterprises-Surgical Instruments. https://professtionalenterprises.com/blog/al-zahrawi-surgical-instruments/ On Surgery and Instruments. (2026). Google Books. https://books.google.es/books?id=mjVra87nRScC&pg=PR8&redir_esc=y#v=onepage&q&f=false Proceeding of the American Philosophical Society . (n.d.). In 1550106.indd. Retrieved May 28, 2026, from file:///Users/mariannak31/Downloads/Maya_Zero_2011%20(1).pdf SLUB Digital Collections. (2026). SLUB. Slub-Dresden.de. https://digital.slub-dresden.de/werkansicht/dlf/2967/3?tx_dlf_navigation%5Bcontroller%5D=Navigation&cHash=2b7eef6229ba85ff2b6ec7ffb9f4c277 The
Mongols
in World
History
|
Asia
for Educators
|
Columbia
University. (n.d.). Polo Chapter 24. https://afe.easia.columbia.edu/mongols/figures/ser_xxiv.pdf Von Glahn, R. (2025). The Rise and Demise of Paper Money in Imperial China. Hoover Institution. https://www.hoover.org/research/rise-and-demise-paper-money-imperial-china Vučković, A. (2023, July 23). How the Chinese Compass Revolutionized Navigation. Ancient Origins Reconstructing the Story of Humanity’s Past. https://www.ancient-origins.net/artifacts-ancient-technology/chinese-compass-0018922 Wikipedia Contributors. (2023, March 15). Jiaozi (currency). Wikipedia; Wikimedia Foundation. https://en.wikipedia.org/wiki/Jiaozi_%28currency%29 Zarrintan, S., Tubbs, R. S., Najjarian, F., Aslanabadi, S., & Shahnaee, A. (2020). Abu Al-Qasim Al-Zahrawi (936–1013 CE), Icon of Medieval Surgery. Annals of Vascular Surgery, 69, 437–440. https://doi.org/10.1016/j.avsg.2020.07.012
The Maya Zero
Symbol of nothingness
The Maya Zero was one of the most innovative achievements. Unlike many civilizations that simply lacked a symbol of nothingness, the Maya developed a true mathematical zero, represented by a shell-shaped glyph, and used in their complex base-20 numbering system. This allowed them to calculate enormous stretches of time and create highly accurate calendars centuries before zero became common in Europe. However, the Maya did not see zero as only a mathematical tool. The Mayan believed zero represented a cosmic reset connected to the gods and the structure of the universe itself. In Maya cosmology, each unit of time was imagined as a burden carried by different gods. When a cycle reached zero, one god set down the burden and another began carrying the next cycle. On Stela 1 at Cobá, Mexico, scribes recorded the enormous starting point of the current cosmic era and described the gods who "set the zero” in place. This demonstrates that the Maya viewed zero as an eternal law of the universe rather than a human invention. This idea also appears in inscriptions such as: “13 Baktuns, 0 Katuns, 0 Tuns, 0 Winal, 0 Kin had passed...” where zero marks the completion of cosmic time. Because of this innovation, the Maya could predict eclipses, track planetary movement, coordinate religious ceremonies & agricultural cycles. Their invention of zero to replace nothingness reveals how advanced Maya's intellectuality was, combining astronomy, mathematics, and mythology.
TBatz, J. M. (2021). Vol. 53, Issue 1 (AAS237 Abstracts). Baas.aas.org, 53(1). https://baas.aas.org/pub/2021n1i336p03/release/2 File:Olmec Stele C with Numbers, Tres Zapotes, Veracruz, 600-100 BC.jpg. (2024, August 8). Wikipedia Commons. https://commons.wikimedia.org/wiki/File:Olmec_Stele_C_with_Numbers,_Tres_Zapotes,_Veracruz,_600-100_BC.jpg Proceeding of the American Philosophical Society . (n.d.). In 1550106.indd. Retrieved May 28, 2026, from file:///Users/mariannak31/Downloads/Maya_Zero_2011%20(1).pdf SLUB Digital Collections. (2026). SLUB. Slub-Dresden.de. https://digital.slub-dresden.de/werkansicht/dlf/2967/3?tx_dlf_navigation%5Bcontroller%5D=Navigation&cHash=2b7eef6229ba85ff2b6ec7ffb9f4c277
The Invention of the Compass
Revolutionized maritime travel
The first ever magnetic compass was created in the second century (BC) however it wasn't used for sailing because it was too heavy and unstable. It was a spoon made of lodestone, placed on a smooth bronze plate. Once rotated, the handle would point south. The first ever modern- day compass was made in 1102 which absolutely revolutionized maritime travel and exploration. Alexander Neckam explains the magnetic compass based on what he saw and learned: “The sailors, moreover, as they sail over the sea, when in cloudy weather they can no longer profit by the light of the sun, or when the world is wrapped it in the darkness of shades of night, and they are ignorant to what point of the compass their ship’s course is directed, they touch the magnet with a needle. This then whirls round in a circle until, when its motion ceases, the point looks directly to the north.” In other words, a compass works because its magnetized needle aligns itself with Earth's magnetic field, pointing roughly toward magnetic north. The invention solved a major problem in navigation; before the compass, sailors relied mainly on stars, landmarks, and weather conditions to determine direction, making long-distance travel unreliable and dangerous. The magnetic compass allowed navigators to travel more accurately, not only making sea travel more efficient during storms and cloudy weather, but also avoiding human collateral damage (death). Additionally, it expanded and supported trade routes and cultural exchange between regions due to the fast spread of its knowledge across the world.
Al IEEE REACH. (n.d.). EARLY MARITIME NAVIGATION -TEACHER BACKGROUND INFORMATION. Retrieved May 28, 2026, from https://www.ion.org/outreach/upload/REACH-Early-Maritime-Navigation-Teacher-Background.pdf Vučković, A. (2023, July 23). How the Chinese Compass Revolutionized Navigation. Ancient Origins Reconstructing the Story of Humanity’s Past. https://www.ancient-origins.net/artifacts-ancient-technology/chinese-compass-0018922
The Jiaozi
Banknotes
Jiaozi were the world's first widely used paper money system. They were the first government-backed paper banknotes in history, invented in medieval China to solve the problems of coin shortages and increasing economic activity. They worked just like today’s banknotes work, as Marco Polo observed when he described how “the coinage of the Great Khan is made of the bark of trees… and this passes for money all over the country”. This was a crucial step in the economy because firstly, they replaced the heaviness of the coins getting rid of the discomfort. Additionally, they set the base of today's economic system. Without it, who knows what the economy would look like. Most importantly, Jiazoi was innovative because its value depended on the trust in the government rather than on the material it was made from. This was a major change in the way people understood money. Instead of money having value because of the precious materials, paper banknotes introduced the idea that currency could represent value through state authority and public confidence. This concept became the foundation of the modern financial system.
The
Mongols
in World
History
|
Asia
for Educators
|
Columbia
University. (n.d.). Polo Chapter 24. https://afe.easia.columbia.edu/mongols/figures/ser_xxiv.pdf Von Glahn, R. (2025). The Rise and Demise of Paper Money in Imperial China. Hoover Institution. https://www.hoover.org/research/rise-and-demise-paper-money-imperial-china Wikipedia Contributors. (2023, March 15). Jiaozi (currency). Wikipedia; Wikimedia Foundation. https://en.wikipedia.org/wiki/Jiaozi_%28currency%29
House of Wisdom
Preserved and expanded Greek scientific work
The House of Wisdom was a famous intellectual center in Baghdad, during the Abbasid Empire, especially under the ruling of caliph Al-Ma’mun in the 9th century. It served as a library, translation center, and a place for study where scholars worked on subjects like mathematics, astronomy, medicine, and philosophy. There, they preserved knowledge for example, The Fihrist of al-Nadim. The First of Al-Nadim was written in the 10th century by Ibn Al- Nadim in Baghdad; it included many important manuscripts, proving that The House of Wisdom not only focused on advancing but also made sure to preserve past knowledge. Additionally, al-Ma'mūn, the seventh Caliph of the Abbasids, “paid the weight” of the books “in gold” showing how in Baghdad they realized the importance of knowledge. It was said in the Fhirst of Al Nadim, “This is the register of the books of the old sciences composed by Greeks, Persians, and Indians of which there exist (translations) in the Arabic language and script” showing The House of Wisdom also accepted scholars from different religions and places to gain different perspectives and knowledge. The House of Wisdom, at the time, also became one of the world’s leading centers for learning and scholarship. Even though, most manuscripts were destroyed in 1258, ideas survived through translations and records.
Bayard Dodge. (n.d.). The Fihrist of al-Nadim. The Fihrist of Al-Nadim. https://www.muslimphilosophy.com/books/nad-phil.pdf Chester Beatty. (2026). Chester Beatty. Viewer.cbl.ie. https://viewer.cbl.ie/viewer/image/Ar_3315/13/LOG_0000/ Johnson, T. M. (2021, January 13). Baghdad’s House of Wisdom. Gordon Conwell. https://www.gordonconwell.edu/blog/baghdads-house-of-wisdom/ Mdallel, S. (n.d.). FINANCIAL POWER AND THE THIRST FOR KNOWLEDGE: THE FIRST ARABIC TRANSLATION MOVEMENT (8TH TO 10TH CENTURIES). TM SI 4.2 REV KB.IG. file:///Users/mariannak31/Downloads/4.Mdallel.pdf
Al-Zahrawi’s Surgical Instruments:
Al-Tasrif
When talking about the evolution of surgery, Al Zahrawi stands out above all others. By inventing, illustrating and explaining over 200+ surgical tools, all in the Al-Tasrif (On Surgery and Instruments) book, he transformed medicine forever. This book focuses on: wound management, minor surgical procedures, eye diseases, oral conditions, fractures, dislocations, and gynecology. Besides its medical and surgical content, the book also includes information about obstetrics, pharmacology, psychotherapy, and medical chemistry Al-Zahrawi, in the Al- Tasrif “described to you in this book all that” his “knowledge has encompassed on the subject, and that” his “experience has encountered" This was an extremely important step in medical history because it addresses a massive flaw in medieval medicine. Al- Zahrawi was saying that his methods were based on real world practice, not just theories (not just copied down without question). Additionally, this book was important because it transformed surgery into a more organized and specific practice. Through the diffusion of knowledge, Al Zaharwi's work spread into Europe after being translated into Latin, where it influenced medical education for centuries . His detailed explanations improved the infrastructure of medical learning by giving physicians standardized tools and step-by-step procedures to follow. The success of his work was also supported through patronage from rulers who funded medical research and education. Many of the techniques and instruments he introduced inspired tools that are still recognizable in modern surgery today.
Al Aloul, A. (2026). Al-Zahrawi surgical instruments and techniques: a milestone in the history of surgery. Medicine and Pharmacy Reports. https://doi.org/10.15386/mpr-2963 Hehmeyer, I., & Khan, A. (2007). Islam’s forgotten contributions to medical science. CMAJ : Canadian Medical Association Journal, 176(10), 1467–1468. https://doi.org/10.1503/cmaj.061464 Muhammad Nabeel. (2025, November 15). Al Zahrawi Surgical Instruments. Professtional Enterprises-Surgical Instruments. https://professtionalenterprises.com/blog/al-zahrawi-surgical-instruments/ On Surgery and Instruments. (2026). Google Books. https://books.google.es/books?id=mjVra87nRScC&pg=PR8&redir_esc=y#v=onepage&q&f=false Zarrintan, S., Tubbs, R. S., Najjarian, F., Aslanabadi, S., & Shahnaee, A. (2020). Abu Al-Qasim Al-Zahrawi (936–1013 CE), Icon of Medieval Surgery. Annals of Vascular Surgery, 69, 437–440. https://doi.org/10.1016/j.avsg.2020.07.012
REFLECTION
For centuries, history books have labeled 500–1500 CE as the "Dark Ages” but a new label is needed. A new and more inclusive title is needed. However, it is not possible to have one title for the entire era, correctly referring to what was happening around the world, globally. The label “Dark Ages” is a Eurocentric misnomer because it only focuses on Europe's collapse. It is true that Europe was going through “Dark” times: the bubonic plague, killing millions of people; endless wars, burning down many villages; serfdom & extreme poverty, lowering life expectancy for poor people. If the label would for the entire time period be the “Prime Ages” (replacement for “Golden” Ages) it would be hypocritical and lacking perspective towards Europe, completely ignoring the bad things happening in Europe (just like the label “Dark Ages” ignored all other places). Some people call it the "Middle” Ages, stating that the ages were not the best but were not the worst, however this doesn't represent everything globally. This brings me to my next point: in my opinion, each region should get their own label for this period of time. Europe should keep the label “Dark Ages” due to the reasons I already mentioned and explained, clearly going through a period of instability. Therefore, creating the label of the “European Dark Age”. All other places that were experiencing a “Prime Age” should be named just that. For example in this time period, the Islamic World was experiencing major advancements; one of them being the House of Wisdom. The House of Wisdom showed that humanity realized the importance of knowledge. Another example is Al- Zahrawi's surgical instruments, many of them still in use today. In his book “On Surgery and Instruments" (otherwise known as the Al-Tasrif) he exposed a fundamental weakness in medieval medicine, making sure his methods were based on real world practice, not just theories (not just copied down without question). These inventions revolutionized the world we are living in today therefore creating the “Islamic Prime Age” title. In China, a major invention that helped shape our economic system now were the Jiaozi banknotes. This was because its value depended on the trust in the government rather than on the material it was made from which was a major change in the way people understood money. Instead of money having value because of the precious materials, paper banknotes introduced the idea that currency could represent value through state authority and public confidence. This proved that in the so-called “Dark Ages” China was in its “Prime Age”. In Mesoamerica, the Mayan civilization made a groundbreaking mathematical concept, known as the zero: a symbol of nothingness. This helped the Mayans build a calendar. Along with many other inventions that they created during this time period, it proves that this was also a “Mayan Prime Age”. Ultimately, our understanding of history depends solely on our perspective and it is important to make sure we correctly represent all places and to shift away from the Eurocentric one as we learn more about the world.
Museum Of Light
Marianna Kicinska
Created on May 27, 2026
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Museum Of Light
Start
I'm a great subtitle, perfect for providing more context about the topic you're going to discuss.
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Reflection
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References Al Aloul, A. (2026). Al-Zahrawi surgical instruments and techniques: a milestone in the history of surgery. Medicine and Pharmacy Reports. https://doi.org/10.15386/mpr-2963 Batz, J. M. (2021). Vol. 53, Issue 1 (AAS237 Abstracts). Baas.aas.org, 53(1). https://baas.aas.org/pub/2021n1i336p03/release/2 Bayard Dodge. (n.d.). The Fihrist of al-Nadim. The Fihrist of Al-Nadim. https://www.muslimphilosophy.com/books/nad-phil.pdf Chester Beatty. (2026). Chester Beatty. Viewer.cbl.ie. https://viewer.cbl.ie/viewer/image/Ar_3315/13/LOG_0000/ File:Olmec Stele C with Numbers, Tres Zapotes, Veracruz, 600-100 BC.jpg. (2024, August 8). Wikipedia Commons. https://commons.wikimedia.org/wiki/File:Olmec_Stele_C_with_Numbers,_Tres_Zapotes,_Veracruz,_600-100_BC.jpg Hehmeyer, I., & Khan, A. (2007). Islam’s forgotten contributions to medical science. CMAJ : Canadian Medical Association Journal, 176(10), 1467–1468. https://doi.org/10.1503/cmaj.061464 IEEE REACH. (n.d.). EARLY MARITIME NAVIGATION -TEACHER BACKGROUND INFORMATION. Retrieved May 28, 2026, from https://www.ion.org/outreach/upload/REACH-Early-Maritime-Navigation-Teacher-Background.pdf Johnson, T. M. (2021, January 13). Baghdad’s House of Wisdom. Gordon Conwell. https://www.gordonconwell.edu/blog/baghdads-house-of-wisdom/ Mdallel, S. (n.d.). FINANCIAL POWER AND THE THIRST FOR KNOWLEDGE: THE FIRST ARABIC TRANSLATION MOVEMENT (8TH TO 10TH CENTURIES). TM SI 4.2 REV KB.IG. file:///Users/mariannak31/Downloads/4.Mdallel.pdf Muhammad Nabeel. (2025, November 15). Al Zahrawi Surgical Instruments. Professtional Enterprises-Surgical Instruments. https://professtionalenterprises.com/blog/al-zahrawi-surgical-instruments/ On Surgery and Instruments. (2026). Google Books. https://books.google.es/books?id=mjVra87nRScC&pg=PR8&redir_esc=y#v=onepage&q&f=false Proceeding of the American Philosophical Society . (n.d.). In 1550106.indd. Retrieved May 28, 2026, from file:///Users/mariannak31/Downloads/Maya_Zero_2011%20(1).pdf SLUB Digital Collections. (2026). SLUB. Slub-Dresden.de. https://digital.slub-dresden.de/werkansicht/dlf/2967/3?tx_dlf_navigation%5Bcontroller%5D=Navigation&cHash=2b7eef6229ba85ff2b6ec7ffb9f4c277 The Mongols in World History | Asia for Educators | Columbia University. (n.d.). Polo Chapter 24. https://afe.easia.columbia.edu/mongols/figures/ser_xxiv.pdf Von Glahn, R. (2025). The Rise and Demise of Paper Money in Imperial China. Hoover Institution. https://www.hoover.org/research/rise-and-demise-paper-money-imperial-china Vučković, A. (2023, July 23). How the Chinese Compass Revolutionized Navigation. Ancient Origins Reconstructing the Story of Humanity’s Past. https://www.ancient-origins.net/artifacts-ancient-technology/chinese-compass-0018922 Wikipedia Contributors. (2023, March 15). Jiaozi (currency). Wikipedia; Wikimedia Foundation. https://en.wikipedia.org/wiki/Jiaozi_%28currency%29 Zarrintan, S., Tubbs, R. S., Najjarian, F., Aslanabadi, S., & Shahnaee, A. (2020). Abu Al-Qasim Al-Zahrawi (936–1013 CE), Icon of Medieval Surgery. Annals of Vascular Surgery, 69, 437–440. https://doi.org/10.1016/j.avsg.2020.07.012
The Maya Zero
Symbol of nothingness
The Maya Zero was one of the most innovative achievements. Unlike many civilizations that simply lacked a symbol of nothingness, the Maya developed a true mathematical zero, represented by a shell-shaped glyph, and used in their complex base-20 numbering system. This allowed them to calculate enormous stretches of time and create highly accurate calendars centuries before zero became common in Europe. However, the Maya did not see zero as only a mathematical tool. The Mayan believed zero represented a cosmic reset connected to the gods and the structure of the universe itself. In Maya cosmology, each unit of time was imagined as a burden carried by different gods. When a cycle reached zero, one god set down the burden and another began carrying the next cycle. On Stela 1 at Cobá, Mexico, scribes recorded the enormous starting point of the current cosmic era and described the gods who "set the zero” in place. This demonstrates that the Maya viewed zero as an eternal law of the universe rather than a human invention. This idea also appears in inscriptions such as: “13 Baktuns, 0 Katuns, 0 Tuns, 0 Winal, 0 Kin had passed...” where zero marks the completion of cosmic time. Because of this innovation, the Maya could predict eclipses, track planetary movement, coordinate religious ceremonies & agricultural cycles. Their invention of zero to replace nothingness reveals how advanced Maya's intellectuality was, combining astronomy, mathematics, and mythology.
TBatz, J. M. (2021). Vol. 53, Issue 1 (AAS237 Abstracts). Baas.aas.org, 53(1). https://baas.aas.org/pub/2021n1i336p03/release/2 File:Olmec Stele C with Numbers, Tres Zapotes, Veracruz, 600-100 BC.jpg. (2024, August 8). Wikipedia Commons. https://commons.wikimedia.org/wiki/File:Olmec_Stele_C_with_Numbers,_Tres_Zapotes,_Veracruz,_600-100_BC.jpg Proceeding of the American Philosophical Society . (n.d.). In 1550106.indd. Retrieved May 28, 2026, from file:///Users/mariannak31/Downloads/Maya_Zero_2011%20(1).pdf SLUB Digital Collections. (2026). SLUB. Slub-Dresden.de. https://digital.slub-dresden.de/werkansicht/dlf/2967/3?tx_dlf_navigation%5Bcontroller%5D=Navigation&cHash=2b7eef6229ba85ff2b6ec7ffb9f4c277
The Invention of the Compass
Revolutionized maritime travel
The first ever magnetic compass was created in the second century (BC) however it wasn't used for sailing because it was too heavy and unstable. It was a spoon made of lodestone, placed on a smooth bronze plate. Once rotated, the handle would point south. The first ever modern- day compass was made in 1102 which absolutely revolutionized maritime travel and exploration. Alexander Neckam explains the magnetic compass based on what he saw and learned: “The sailors, moreover, as they sail over the sea, when in cloudy weather they can no longer profit by the light of the sun, or when the world is wrapped it in the darkness of shades of night, and they are ignorant to what point of the compass their ship’s course is directed, they touch the magnet with a needle. This then whirls round in a circle until, when its motion ceases, the point looks directly to the north.” In other words, a compass works because its magnetized needle aligns itself with Earth's magnetic field, pointing roughly toward magnetic north. The invention solved a major problem in navigation; before the compass, sailors relied mainly on stars, landmarks, and weather conditions to determine direction, making long-distance travel unreliable and dangerous. The magnetic compass allowed navigators to travel more accurately, not only making sea travel more efficient during storms and cloudy weather, but also avoiding human collateral damage (death). Additionally, it expanded and supported trade routes and cultural exchange between regions due to the fast spread of its knowledge across the world.
Al IEEE REACH. (n.d.). EARLY MARITIME NAVIGATION -TEACHER BACKGROUND INFORMATION. Retrieved May 28, 2026, from https://www.ion.org/outreach/upload/REACH-Early-Maritime-Navigation-Teacher-Background.pdf Vučković, A. (2023, July 23). How the Chinese Compass Revolutionized Navigation. Ancient Origins Reconstructing the Story of Humanity’s Past. https://www.ancient-origins.net/artifacts-ancient-technology/chinese-compass-0018922
The Jiaozi
Banknotes
Jiaozi were the world's first widely used paper money system. They were the first government-backed paper banknotes in history, invented in medieval China to solve the problems of coin shortages and increasing economic activity. They worked just like today’s banknotes work, as Marco Polo observed when he described how “the coinage of the Great Khan is made of the bark of trees… and this passes for money all over the country”. This was a crucial step in the economy because firstly, they replaced the heaviness of the coins getting rid of the discomfort. Additionally, they set the base of today's economic system. Without it, who knows what the economy would look like. Most importantly, Jiazoi was innovative because its value depended on the trust in the government rather than on the material it was made from. This was a major change in the way people understood money. Instead of money having value because of the precious materials, paper banknotes introduced the idea that currency could represent value through state authority and public confidence. This concept became the foundation of the modern financial system.
The Mongols in World History | Asia for Educators | Columbia University. (n.d.). Polo Chapter 24. https://afe.easia.columbia.edu/mongols/figures/ser_xxiv.pdf Von Glahn, R. (2025). The Rise and Demise of Paper Money in Imperial China. Hoover Institution. https://www.hoover.org/research/rise-and-demise-paper-money-imperial-china Wikipedia Contributors. (2023, March 15). Jiaozi (currency). Wikipedia; Wikimedia Foundation. https://en.wikipedia.org/wiki/Jiaozi_%28currency%29
House of Wisdom
Preserved and expanded Greek scientific work
The House of Wisdom was a famous intellectual center in Baghdad, during the Abbasid Empire, especially under the ruling of caliph Al-Ma’mun in the 9th century. It served as a library, translation center, and a place for study where scholars worked on subjects like mathematics, astronomy, medicine, and philosophy. There, they preserved knowledge for example, The Fihrist of al-Nadim. The First of Al-Nadim was written in the 10th century by Ibn Al- Nadim in Baghdad; it included many important manuscripts, proving that The House of Wisdom not only focused on advancing but also made sure to preserve past knowledge. Additionally, al-Ma'mūn, the seventh Caliph of the Abbasids, “paid the weight” of the books “in gold” showing how in Baghdad they realized the importance of knowledge. It was said in the Fhirst of Al Nadim, “This is the register of the books of the old sciences composed by Greeks, Persians, and Indians of which there exist (translations) in the Arabic language and script” showing The House of Wisdom also accepted scholars from different religions and places to gain different perspectives and knowledge. The House of Wisdom, at the time, also became one of the world’s leading centers for learning and scholarship. Even though, most manuscripts were destroyed in 1258, ideas survived through translations and records.
Bayard Dodge. (n.d.). The Fihrist of al-Nadim. The Fihrist of Al-Nadim. https://www.muslimphilosophy.com/books/nad-phil.pdf Chester Beatty. (2026). Chester Beatty. Viewer.cbl.ie. https://viewer.cbl.ie/viewer/image/Ar_3315/13/LOG_0000/ Johnson, T. M. (2021, January 13). Baghdad’s House of Wisdom. Gordon Conwell. https://www.gordonconwell.edu/blog/baghdads-house-of-wisdom/ Mdallel, S. (n.d.). FINANCIAL POWER AND THE THIRST FOR KNOWLEDGE: THE FIRST ARABIC TRANSLATION MOVEMENT (8TH TO 10TH CENTURIES). TM SI 4.2 REV KB.IG. file:///Users/mariannak31/Downloads/4.Mdallel.pdf
Al-Zahrawi’s Surgical Instruments:
Al-Tasrif
When talking about the evolution of surgery, Al Zahrawi stands out above all others. By inventing, illustrating and explaining over 200+ surgical tools, all in the Al-Tasrif (On Surgery and Instruments) book, he transformed medicine forever. This book focuses on: wound management, minor surgical procedures, eye diseases, oral conditions, fractures, dislocations, and gynecology. Besides its medical and surgical content, the book also includes information about obstetrics, pharmacology, psychotherapy, and medical chemistry Al-Zahrawi, in the Al- Tasrif “described to you in this book all that” his “knowledge has encompassed on the subject, and that” his “experience has encountered" This was an extremely important step in medical history because it addresses a massive flaw in medieval medicine. Al- Zahrawi was saying that his methods were based on real world practice, not just theories (not just copied down without question). Additionally, this book was important because it transformed surgery into a more organized and specific practice. Through the diffusion of knowledge, Al Zaharwi's work spread into Europe after being translated into Latin, where it influenced medical education for centuries . His detailed explanations improved the infrastructure of medical learning by giving physicians standardized tools and step-by-step procedures to follow. The success of his work was also supported through patronage from rulers who funded medical research and education. Many of the techniques and instruments he introduced inspired tools that are still recognizable in modern surgery today.
Al Aloul, A. (2026). Al-Zahrawi surgical instruments and techniques: a milestone in the history of surgery. Medicine and Pharmacy Reports. https://doi.org/10.15386/mpr-2963 Hehmeyer, I., & Khan, A. (2007). Islam’s forgotten contributions to medical science. CMAJ : Canadian Medical Association Journal, 176(10), 1467–1468. https://doi.org/10.1503/cmaj.061464 Muhammad Nabeel. (2025, November 15). Al Zahrawi Surgical Instruments. Professtional Enterprises-Surgical Instruments. https://professtionalenterprises.com/blog/al-zahrawi-surgical-instruments/ On Surgery and Instruments. (2026). Google Books. https://books.google.es/books?id=mjVra87nRScC&pg=PR8&redir_esc=y#v=onepage&q&f=false Zarrintan, S., Tubbs, R. S., Najjarian, F., Aslanabadi, S., & Shahnaee, A. (2020). Abu Al-Qasim Al-Zahrawi (936–1013 CE), Icon of Medieval Surgery. Annals of Vascular Surgery, 69, 437–440. https://doi.org/10.1016/j.avsg.2020.07.012
REFLECTION
For centuries, history books have labeled 500–1500 CE as the "Dark Ages” but a new label is needed. A new and more inclusive title is needed. However, it is not possible to have one title for the entire era, correctly referring to what was happening around the world, globally. The label “Dark Ages” is a Eurocentric misnomer because it only focuses on Europe's collapse. It is true that Europe was going through “Dark” times: the bubonic plague, killing millions of people; endless wars, burning down many villages; serfdom & extreme poverty, lowering life expectancy for poor people. If the label would for the entire time period be the “Prime Ages” (replacement for “Golden” Ages) it would be hypocritical and lacking perspective towards Europe, completely ignoring the bad things happening in Europe (just like the label “Dark Ages” ignored all other places). Some people call it the "Middle” Ages, stating that the ages were not the best but were not the worst, however this doesn't represent everything globally. This brings me to my next point: in my opinion, each region should get their own label for this period of time. Europe should keep the label “Dark Ages” due to the reasons I already mentioned and explained, clearly going through a period of instability. Therefore, creating the label of the “European Dark Age”. All other places that were experiencing a “Prime Age” should be named just that. For example in this time period, the Islamic World was experiencing major advancements; one of them being the House of Wisdom. The House of Wisdom showed that humanity realized the importance of knowledge. Another example is Al- Zahrawi's surgical instruments, many of them still in use today. In his book “On Surgery and Instruments" (otherwise known as the Al-Tasrif) he exposed a fundamental weakness in medieval medicine, making sure his methods were based on real world practice, not just theories (not just copied down without question). These inventions revolutionized the world we are living in today therefore creating the “Islamic Prime Age” title. In China, a major invention that helped shape our economic system now were the Jiaozi banknotes. This was because its value depended on the trust in the government rather than on the material it was made from which was a major change in the way people understood money. Instead of money having value because of the precious materials, paper banknotes introduced the idea that currency could represent value through state authority and public confidence. This proved that in the so-called “Dark Ages” China was in its “Prime Age”. In Mesoamerica, the Mayan civilization made a groundbreaking mathematical concept, known as the zero: a symbol of nothingness. This helped the Mayans build a calendar. Along with many other inventions that they created during this time period, it proves that this was also a “Mayan Prime Age”. Ultimately, our understanding of history depends solely on our perspective and it is important to make sure we correctly represent all places and to shift away from the Eurocentric one as we learn more about the world.