[BenLurkin]

It isn't so sure that gizmo wasn't a later artifact that just happened to land on an older wreck.

[SunkenCiv]

it is certain that it's ancient, from the inscriptions on the artifact; also circumstantially, the virtual reconstructions of it show a narrow range of a few ancient centuries when the planetary motions it will generate would be accurate.

• Ancient astronomy: Mechanical inspiration
• Shining a light on the past
• Coast-2-Coast AM Saturday Sept 26th -Mysterious Artifact (Antikythera mechanism)
• Shocking Discovery: a PC in B.C.? (Antikythera Mechanism)
• Archimedes and the 2000-year-old computer
• Secrets of Antikythera Mechanism, world's oldest calculating machine, revealed
• Discovering How Greeks Computed in 100 B.C.
• Medieval Calculator Up For Grabs
• Astronomy Picture of the day
• Enigma of ancient world's computer is cracked at last
• In search of lost time (Antikythera Mechanism)
• Scientists Unravel Mystery of Ancient Greek Machine
• An Ancient Computer Surprises Scientists (2200yo Roman computer!)
• Ancient calculator was 1,000 yrs ahead of its time
• Were Greeks 1,400 years ahead of their time?
• The Antikythera Mechanism (Computer - 56BC)
• Kurzweil featured on new syndicated radio show "Science Fantastic" hosted by Michio Kaku
• Unearthing the Treasures of the Mediterranean
• The Antikythera Mechanism: Physical and Intellectual Salvage from the 1st Century B.C.
• Strange stories, weird facts
• Did The Ancient Greeks Make A Computer?
• OOPARTS (Out of Place Artifacts)