Lewis Hamilton has become the latest F1 driver to voice concerns over Pirelli's tyres following pre-season testing. read more »

With just one test remaining before the season gets underway in Australia in three weeks time there remains concern over the speed with which the new Pirelli tyres are degrading. read more »

Less than four weeks from the beginning of the F1 2011 World Championship campaign, Jenson Button and Lewis Hamilton admit that McLaren still has much work to do... read more »

Lewis Hamilton says his McLaren car's main issue is a lack of downforce, although the Briton is hopeful the team will be able to sort some of its problems before the start... read more »

Lewis Hamilton and Jenson Button have both flagged their concerns that ongoing problems with the new McLaren MP4-26 might not be resolved by the time the season finally gets... read more »

Sam Michael has downplayed concerns about the design of the Williams FW33's rear wing, insisting that they have not had "any problems"... read more »

There are concerns that squeezing Bahrain back into the Formula One calendar at a later date could cause logistical problems for teams read more »

Williams technical director Sam Michael says he has no concerns about the level of vibration on the FW33's rear wing, amid suggestions that the way the wing is mounted in... read more »

The issuing of a UK Foreign Office warning advising against "all but essential travel to Bahrain" has increased Formula 1 teams' concerns about the viability of... read more »

Concerns over whether next month's Bahrain Grand Prix will go ahead continued with news that today's practice for the GP Asia series at the Sakhir circuit near Manama... read more »

Concerns about the season-opening Bahrain Grand Prix and pre-event test have grown on Thursday, in the wake of the deteriorating political situation in the Gulf state reported... read more »

The growing unrest in Bahrain forces the postponement of GP2 Asia practice, raising fears over F1's final testing and season-opening race.  read more »

Mercedes Grand Prix team principal Ross Brawn has insisted that he is satisfied with the progress the Brackley-based outfit has made in the first two pre-season tests for F1 2011. read more »

Concerns are growing the season opener in Bahrain may be cancelled as political tensions inside the state continue to spill over read more »

Lewis Hamilton has downplayed concerns that McLaren could be in for a rough season should their MP4-26 move to the front of the pack... read more »

Bruno Senna enjoyed his first experience of the R31 today as the team gave the Brazilian mileage on the final day of testing in Jerez. Renault meanwhile also tested a new... read more »

Nico Rosberg was once again restricted to less running than he would have liked at Jerez due to more reliability concerns for Mercedes read more »

Jenson Button admitted that the extra number of buttons on his steering wheel for the 2011 season could lead to confusion in the cockpit but that he thinks he will be at ease... read more »

While Pirelli bosses said they were generally happy with the outcome of the first round of testing at Valencia, some of the drivers were more cautious about the new tyre read more »

Double F1 World Champion Fernando Alonso might have got his testing schedule with Ferrari off to a positive start in Valencia, but the Spaniard has admitted he is not without... read more »

Nico Rosberg has re-sparked concerns surrounding the new adjustable rear wing system which all cars can carry this year. With the device involving greater top speeds on... read more »

Renault team boss Eric Boullier says he has no concerns about Vitaly Petrov's suggestion that team-mate Robert Kubica had been 'closed' towards him - and that... read more »

Timo Glock is adamant that Virgin Racing can enjoy a 'much stronger' campaign in 2010, after saying that any concerns he had about the outfit's potential have... read more »

Nico Rosberg has no concerns about being partnered with his Mercedes team-mate Michael Schumacher for the second year running read more »

Formula 1 teams and the FIA will not allow the new moveable rear wing to fail the sport this year - despite recent concerns about the impact it will have on racing. read more »