If Excel vanished tomorrow, global finance would halt. It is the essential infrastructure powering the modern world.

This is a guest post by Tim Allen, principal engineer at Wharton Research Data Services at the University of Pennsylvania, a member of the Readers Council and an organizer of the Philadelphia Python ...

Viewers of the Royal Variety Performance were swift to suggest they had 'worked out' magician Harry Moulding's illusion during Sunday evening's broadcast. The ITV spectacular made its return to ...