Lewis Hamilton says he has struggled with his Mercedes W06 Formula 1 car in recent races.The current world champion suffered his sixth consecutive defeat in qualifying to teammate Nico Rosberg in Abu Dhabi on Saturday, with his best lap coming in nearly four tenths down on the German.QUALIFYING REPORT: Rosberg...

Nico Rosberg said he was beaten by teammate Lewis Hamilton to pole position for the Formula 1 British Grand Prix because "something was very wrong" with his Mercedes.The German lost out to Hamilton by just over a tenth of a second after neither driver improved on their second runs in...

Nico Rosberg dominated qualifying for the Spanish Grand Prix, beating Mercedes teammate Lewis Hamilton to record his first pole position of the Formula 1 season.Rosberg laid down a 1m24.681s on his first run in the top-10 shootout, and that proved enough for top spot when Hamilton failed to improve on...

Reigning world champion Lewis Hamilton says his pre-season testing is being held back by Pirelli's 'rock solid' Formula 1 tires not working as he would like in cold conditions.The Mercedes driver set the third fastest time at Barcelona on Saturday on the medium compound, but he was far from happy...

Mercedes' running on the opening day of the second Formula 1 test was limited by a fuel system issue that hit stand-in driver Pascal Wehrlein in the afternoon at Barcelona.The DTM race winner started in Force India's 2014 car on Thursday but he took over the Mercedes W06 after Lewis...

Related StoriesNew Ferrari signing Sebastian Vettel topped the first day of 2015 Formula 1 testing at Jerez on Sunday. (Larger image gallery below.)The four-time F1 world champion first moved to the top of the times in the afternoon with a short run, returning to the track after a long delay...

Mercedes says that it will only decide on how to use its engine development tokens once Formula 1's pre-season testing is finished.The FIA told teams in December that in-season upgrades were now allowed, following a challenge from Ferrari that the regulations had failed to specify an exact date for delivering...

Related StoriesMercedes has provided a sneak glimpse of what its new Formula 1 car looks like, after shaking the W06 down at Silverstone on Thursday.The team elected to run a systems check in Britain before sending it to the first test at Jerez in Spain this weekend, where it will...