what is antikythera mechanism
The Antikythera mechanism (/ËÃ¦ntáµ»káµ»ËÎ¸ÉªÉrÉ/ ANT-i-ki-THEER-É or /ËÃ¦ntáµ»ËkÉªÎ¸ÉrÉ/ ANT-i-KITH-É-rÉ) is an ancient analogue computer and orrery used to predict astronomical positions and eclipses for calendrical and astrological purposes, as well as the Olympiads, the cycles of the ancient Olympic Games.