Sam Tremayne

Silverstone has written to British Prime Minister David Cameron to seek confirmation that the UK government is not considering financial support for the proposed Circuit of Wales

Valentino Rossi says his 'dangerous bet' to part ways with legendary crew chief Jerry Burgess was vindicated by his ride to second in this year's MotoGP opener

Marc Marquez beat Valentino Rossi to claim victory as Jorge Lorenzo crashed out on the first lap of a sensational, breathless Qatar Grand Prix

Can Marquez repeat his startling 2013 heroics? How strong will Ducati be after it controversially relinquished full Factory status? On the eve of the first race, AUTOSPORT picks through the major themes of 2014

The developer behind the proposed Circuit of Wales insists the track can take Britain's MotoGP round away from Silverstone but conceded the project depends on such a deal being agreed

He's rejected Ducati, beaten Marc Marquez and was seemingly destined for last year's Moto2 crown until late accidents wrecked his season. Still just 21, Scott Redding could be a potential world champion in the making, as SAM TREMAYNE finds out

McLaren will instigate a "very aggressive" development push in a bid to close its deficit to Formula 1 rival Mercedes, according to its new racing director Eric Boullier

Jenson Button believes Mercedes is in a league of its own following the first day of practice for the Formula 1 season-opening Australian Grand Prix

Former British Touring Car champion Robb Gravett is weighing up a full-time return to the series this year

Toro Rosso heads into the 2014 Formula 1 season opener still 'one month' behind schedule, according to team boss Franz Tost

Sergio Perez enters the 2014 Formula 1 championship a better and more rounded driver following his season at McLaren, according to Force India deputy team principal Bob Fernley

Formula 2 race winner Jack Clarke will move into the British Touring Car Championship in 2014

Audi has revealed its new RS 5 DTM challenger with which it will defend its 2013 drivers' and teams' championship crowns in 2014

Lewis Hamilton has played down Mercedes's 2014 Formula 1 'favourite' status, saying he is still wary of traditional rivals Ferrari and Red Bull

Ducati has confirmed it will make a radical switch and compete as an Open class entry in the 2014 MotoGP championship

Valentino Rossi says that Yamaha is "in trouble" and running out of solutions in its fight to adapt to Bridgestone's new 2014 MotoGP compounds

Nico Rosberg says the problems that curtailed Mercedes' afternoon running shows just how on the limit preparations are for Formula 1's season-opening Australian Grand Prix

The German-run Lotus will step up to the LMP1 class of this year's World Endurance Championship as the premier division grows to nine full-season cars

Sebastien Loeb Racing's first Le Mans 24 Hours attempt was confirmed in Paris on Thursday when organisers unveiled the entry list for the 2014 race

Lucas di Grassi and Daniel Abt have become the first two drivers to be confirmed for the inaugural season of the all-electric Formula E championship

The 2014 Formula 1 rule changes will not turn the field inside out in the same way that the last regulations revamp did in '09, reckons Toro Rosso boss Franz Tost

Jenson Button has faith that Ron Dennis's overhaul of McLaren will pay off, after luring Eric Boullier away from Formula 1 rival Lotus

V8 Supercars will adopt Formula 1's controversial double-points rule for its non-championship round supporting the Australian Grand Prix

Honda has admitted it is interested in poaching Jorge Lorenzo from MotoGP rival Yamaha

Force India will enter into a partnership with GP2 squad Hilmer as part of an expansion of its driver development programme

Vitantonio Liuzzi will compete in Japan's Super Formula and Super GT championships in 2014

Valentino Rossi says three days of MotoGP pre-season testing at Sepang were enough to convince him he has made significant strides over the winter

Honda has revealed the first images of the Civic with which it will take on Citroen, Lada and Chevrolet in this year's World Touring Car Championship

Williams is confident that being a customer team to a manufacturer with its own factory Formula 1 squad will not hinder its 2014 season

Kevin Magnussen put McLaren at the top of the timesheets while reigning champion Red Bull suffered a torrid four days in Formula 1's opening pre-season test of 2014 at Jerez

It's still way too early to make any judgements on the form of the current F1 field. But, as SAM TREMAYNE witnessed trackside, there's one team that appears to be ahead of the rest

Felipe Massa went fastest for Williams as the final day of Formula 1 pre-season testing at Jerez ended under red flags

Kevin Magnussen says that his first run as a McLaren Formula 1 driver was not 'balls to the wall' despite going quickest on day three

Jenson Button topped the timesheets for McLaren on a morning when Red Bull and Renault's Formula 1 2014 preparations hit further strife

The impact of Formula 1's ugly noses on car performance has been overplayed, reckons Ferrari technical director James Allison

Nico Rosberg says his sequence of afternoon long runs on Wednesday was an emphatic sign that Mercedes' 2014 Formula 1 preparations are on track

Jenson Button went fastest for McLaren on a second morning of pre-season Formula 1 testing that was devoted to wet tyre testing

Formula 1's second day of pre-season testing at Jerez will determine whether teams need to panic about their 2014 preparations, according to Toro Rosso's technical director James Key

Kimi Raikkonen went fastest on the first day of his Ferrari return as only six drivers set times on a stunted opening to Formula 1 2014 pre-season testing

Lewis Hamilton set the pace but suffered a high-speed crash on a subdued and stuttering first morning of Formula 1 pre-season testing at Jerez

Red Bull has launched the car with which it hopes to secure a fifth consecutive Formula 1 championship double, the RB10

Jenson Button has warned that it will take time for McLaren to get on top of its 2014 Formula 1 challenger, which was launched on Friday

New World Touring Car Championship chief Francois Ribeiro has vowed to place privateer interests at the core of the series' future

The Japanese Super Formula series has a new car, continued support from Honda and Toyota, and is attempting to regain its international credibility. SAM TREMAYNE flew out to take a look

Marcello Lotti has confirmed to Autosport that he has stepped down as general manager of the World Touring Car Championship

The World Touring Car Championship's switch to new regulations for 2014 represents a massive opportunity for Lada to make progress, according to long-term driver James Thompson

Former British Superbike champion Leon Camier is set to move into MotoGP with Ioda

Tom Kristensen believes efforts to improve safety at Le Mans must always be balanced by 'respect' for the circuit and its traditions

Citroen has completed a five-day test of its 2014 World Touring Car Championship C-Elysee in Abu Dhabi

Max Chilton will line up alongside Jules Bianchi again in 2014, after Marussia confirmed it will retain the Briton for a second Formula 1 season

Carlin has signed reigning Formula 3 Open champion Ed Jones for its 2014 European F3 campaign

Mike Earle has reformed ex-Formula 1 team Onyx Racing and will embark upon the first of a five-year World Touring Car Championship programme in 2014

Honda is confident it can claw back Citroen's current advantage and regain supremacy over the 2014 World Touring Car Championship campaign

Yvan Muller has no doubts that Sebastien Loeb can win races in his first year in the World Touring Car Championship, given how impressive he has been in testing for Citroen

Four-time Formula 1 world champion Alain Prost believes the sport's major 2014 engine changes will restore a fundamental element of competition to grand prix racing

Honda says the first year of its new World Touring Car Championship project exceeded all expectations

For the first time in seven years the MotoGP title went down to the wire, with almost nothing to choose between Honda sensation Marc Marquez and two-time champion Jorge Lorenzo. AUTOSPORT assesses the best on the grid

Chevrolet's 2014 World Touring Car Championship prospects won't be wrecked by the delayed confirmation of RML's upgrade package, according to project manager Ron Hartvelt

Formula E could race on the streets of Macau in the future according to FIA President Jean Todt

Yvan Muller insists Citroen should not be viewed as the favourite for the 2014 World Touring Car Championship despite the headstart it has over rivals