Formula 1 tyre supplier Pirelli has responded to drivers’ concerns over rubber ‘marbles’. The colloquial term describes balls of rubber which fly off tyres, more so this year... read more »

Paul di Resta has described how small bulls of rubber – colloquially known in racing circles as ‘the marbles’ – were flying off his front tyres and striking his hands during... read more »

Martin Whitmarsh has come out in defence of Pirelli, calling on teams and drivers to think before they criticise the tyre manufacturer which makes its read more »