The latest business and finance news from around the world, on the BBC.
Apple's shares and reputation have been hit by a series of errors in recent weeks
A former trader admits how he colluded with rivals to fix the global currency markets
An Indian space probe enters orbit around Mars. Can the country export its technology?
The caesium-based atomic clock has redefined the very meaning of time
Will it herald new action on greenhouse gasses - or will it be just a lot of hot air?