The first tranche of documents revealing what the government knew before Lord Mandelson was appointed have been released.

Remember, today's documents aren't everything - just the first batch. That brings our live coverage to a close, but you can read more in our news story here and our piece detailing the day's key ...

Mathematicians have revealed a new category of “digitally delicate” prime numbers. These infinitely long primes turn back to composites faster than Cinderella at midnight with a change of any ...