Wheeler's breakthrough was to rejigger the data into a format that allowed entries to be linked by similarity, instead of the exact matches required with most relational databases.

FORBES: Cybersleuths

He said the copper alloy fragments could be linked to a metal disc found with the original hoard by metal detectorist, Terry Herbert, in July 2009.

BBC: Stoke & Staffordshire

Previous studies have linked DVT with long-distance flights as it can be caused by sitting in one place for long periods.

BBC: Flights 'should carry health warnings'

The conventional wisdom is that Afghanistan needs to be led by a Pushtun with credibility among the southern tribes (Mr Karzai's Popolzai are linked to royalty) and, ideally, acceptable to Pakistan.

ECONOMIST: America and Afghanistan

They might be investors who lent money to the bank by buying its short-term bonds, with a Libor-linked interest rate.

BBC: Libor scandal: Who might have lost?

Presidential contender Francois Hollande declined to be drawn by French radio station RTL on Wednesday on whether he felt the arrests were linked to the upcoming elections, with the first round due later this month and a second round in May.

CNN: France arrests 10 suspected Islamists in fresh raids