"There has been a piece of debris catalogued by U.S. Strategic Command as a result of that collision, " Kelso said.

CNN: STORY HIGHLIGHTS

Davidson has catalogued some 300 individual chips bearing such images as Daffy Duck, Marvin the Martian, and even a Russian message intended for Cold War-era Soviet operatives (who were attempting to reverse-engineer American technology).

ENGADGET: Silicon art on a microchip

It can be reassembled, as each of the pieces has been carefully catalogued.

BBC: Lockerbie wreckage parts returned to Scotland

Mr Dawson, its choice for October 2000, catalogued a life of continuous manual labour, starting at the age of four as a farm hand.

ECONOMIST: George Dawson