The Phaistos Disc is a clay disc discovered at the beginning of the 20th century in Phaistos, on the island of Crete, and it remains an unsolved mystery for scholars today. Unearthed by an Italian archaeological expedition, it is dated to around 1700 BC, though there is some debate on this among experts.

With a diameter of about 16 cm, the disc features a sequence of symbols on both sides, arranged in a spiral and clearly separated into groups of varying numbers.

Where lies the mystery in all of this? No one knows what the symbols mean, no one knows in what language they are written, and no one knows what the disc was used for. It is not even certain whether the disc originated from Crete (which remains the leading theory) or if it arrived there from elsewhere. Historians, linguists, archaeologists, and amateur scholars have all attempted to decipher the disc’s text, but with results that are far from convincing or satisfying.

Various theories have been proposed regarding its use: from a board game to a narrative text, from a sacred scripture to a syllabary or logography. The latter is the theory most widely supported by scholars today.

In addition to its mystery, the disc possesses a feature that makes it unique in the ancient world: it is a printed object. The symbols appear to have been impressed into the clay using a system similar to movable type, much like the one Gutenberg would use centuries later. No other artifact from the ancient world shares this characteristic, leading to the question: why did this printing technique not spread? Moreover, how was it possible that this technique was used only once?

The mystery and exceptional nature of the artifact, now housed in the Archaeological Museum of Heraklion in Crete, have led some scholars to question its authenticity. However, the majority believe it to be a genuine archaeological relic from the ancient world.

To this day, there is significant skepticism about the possibility of deciphering the Phaistos Disc, due to its uniqueness and the lack of other similar documents, either in language or purpose, with which to compare it. Yet history is full of unexpected discoveries...