1799 ⟶ Rosetta Stone Unearthed by French Troops in Egypt

Rosetta Stone discovered by Napoleon's troops
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Year
-307
-55
60
1789
1799

🏛️ Ptolemy Establishes the Library and Museum of Alexandria

Ptolemy founds the Museum and Library of Alexandria with the help of Demetrius Phalereus. Like Alexander the Great, Ptolemy has studied under Aristotle and staffs the Museum with some 100 professors paid by the state.⟶
Ptolemy Establishes the Library and Museum of Alexandria (-307)
Ancient greecePtolemaic DynastyEducationAristotle
EgyptEgypt

🗓️ Canopus Decree Attempts Leap Year Implementation

Canopus stele of Ptolemy III implements the leap year in Egypt. leap year not formally recognized until Caesar in 55 BC.⟶
Canopus Decree Attempts Leap Year Implementation (-55)
AstronomyCalendar ReformPtolemaic DynastyTimekeepingAncient greece
EgyptEgypt

⚙️ Hero of Alexandria Publishes Works on Science and Engineering

Hero of Alexandria writes Metrica, Mechanics, and Pneumatics.⟶
Hero of Alexandria Publishes Works on Science and Engineering (60)
Ancient greeceMechanical Devices
EgyptEgypt

🧪 Lavoisier's Law of Conservation of Mass and Modern Chemistry's Foundation

Antoine Lavoisier: law of conservation of mass, basis for chemistry, and the beginning of modern chemistry.⟶
Lavoisier's Law of Conservation of Mass and Modern Chemistry's Foundation (1789)
ChemistryScientific RevolutionAntoine LavoisierModern ScienceEnlightenmentScientific MethodExperimentation
FranceFrance

📜 Rosetta Stone Unearthed by French Troops in Egypt

Rosetta Stone discovered by Napoleon's troops⟶
Rosetta Stone Unearthed by French Troops in Egypt (1799)
ArchaeologyNapoleon BonaparteEnlightenment
EgyptEgyptFranceFrance