Antikythera Mechanism
An ancient Greek analog computer from around 100 BCE, discovered in a shipwreck, capable of predicting astronomical positions and eclipses.
Documented record
Known Facts
The Antikythera Mechanism was discovered in 1901 in a shipwreck off the Greek island of Antikythera.
It dates to approximately 100 BCE and contains over 30 bronze gears.
The device could predict astronomical positions, eclipses, and calendar cycles.
It is considered the world's first known analog computer.
The technology was not seen again for over 1,000 years.
CT scans and 3D modeling have revealed the complexity of the gear system.
Supporting claims & documentation
Evidence For
Archaeological Discovery (1901)
PHYSICALThe mechanism was recovered from an ancient shipwreck.
SOURCE:Greek Archaeological Service
CT Scan Analysis
PHYSICALModern imaging revealed the internal gear structure and inscriptions.
SOURCE:Multiple research institutions
Counterpoints & criticisms
Evidence Against
No Contemporary Descriptions
ANALYSISNo ancient texts describe such a device, making its uniqueness puzzling.
SOURCE:Classical scholarship
Unresolved inquiries
Open Questions
How many such devices were built?
What was the full extent of ancient Greek mechanical knowledge?
Who was the intended user of the mechanism?
Why was this technology lost for over a millennium?
Chronological record
Timeline
Antikythera Mechanism constructed.
Ship carrying the mechanism sinks.
Mechanism discovered in shipwreck.
CT scans reveal internal gear structure.
Connected dossiers
Related Investigations
References & further reading
Sources
Automatically discovered links
Related Connections
Both involve activities during the 1900s period.
Both involve activities during the 1900s period.
Both filed under "Historical Mysteries" category.