IN an age of constant information, the missing Malaysia Airlines flight 370 has been dubbed the biggest mystery in aviation history. A plane of its size has never dropped out of the sky. Or has it? In 2003, a Boeing 727 jet also disappeared. It was the largest aircraft to ever vanish without a trace. This plane, like MH370, had all the mod cons and was fitted with GPS. A crew member looks out the windows from a Malaysian air force CN235 aircraft during a search and rescue operation to find the missing Malaysia Airlines flight MH370. Source: AFP At...