In the weeks before the invasion of Iraq the U.S. Agency for International Development told Bechtel National, a unit that handles government work, to expect a sensitive package of information about postwar reconstruction.

FORBES: Contacts For Contracts

Officers believe there are still people who hold useful information and they are hopeful that the reconstruction will have jogged memories.

BBC: Fred West 'link' in murder puzzle

In making a reconstruction of a building an archaeologist will use information from a number of coins, each of which may show a different perspective.

ECONOMIST: Bluma Trell

The virtual reconstruction of Implenia's data center pulled information about the layout of servers and storage, the devices' temperatures, power consumption and data processing over the Internet to IBM's servers, where they were built into a 3-D virtual world model.

FORBES: Breakthroughs