Nova: Historic Pc

An unpromising lump of steel present in a 2,000-year-old shipwreck seems to be a rare treasure: the worlds first laptop. NOVA follows the ingenious detective work that painstakingly found the reality concerning the historical Greek gadget: it was an astonishingly subtle astronomical calculator and eclipse predictor, unequalled till the period of contemporary science and believed to be from the workshop of Archimedes.