The final day of winter testing in 2015 has started. Felipe Nasr is the first to leave the pits, followed by Nico Rosberg, Sebastian Vettel and Valtteri Bottas. read more »

Valtteri Bottas admits the time set by Nico Rosberg's Mercedes at the final test was quick enough to shock the rest of the paddock read more »

Valtteri Bottas says he was impressed by Nico Rosberg's time on the second day of the final pre-season test at the Circuit de Barcelona-Catalunya. read more »

Valtteri Bottas expresses his 'surprise' at Nico Rosberg and Mercedes' pace with just two days of pre-season F1 testing to go. read more »

Mercedes fired a warning shot amongst its rivals on Friday as Nico Rosberg smashed the fastest test time so far when he finally ran the soft tyre. The German stormed to the top... read more »

Felipe Massa will drive on days one and three with Valtteri Bottas taking over on days two and four of the final pre-season testing read more »

Valtteri Bottas expects the competition to be closer in 2015, but is confident Williams have made a step forward that will see it challenging for wins read more »

Valtteri Bottas' attempts to complete his planned testing programme on day four of the Barcelona F1 test fell foul of both the elements and his rivals' indiscretions. read more »

Romain Grosjean kept Lotus top on the final day of the second pre-season test in Barcelona using the super-soft tyres to set his best time. The Frenchman might have been... read more »

Valtteri Bottas says Williams will need to improve in the pitstops if they want to win a race this season and that is why the team spent most of day three of the Barcelona test... read more »

Williams drivers Felipe Massa and Valtteri Bottas shared duties on the third day of the second pre-season test at the Circuit de Barcelona-Catalunya as the squad focused on... read more »

Pastor Maldonado put Lotus back on top on Saturday following his table-topping time on the opening day of the Barcelona test. The Venezuelan used the super-soft tyre to lap the... read more »

Williams test driver Susie Wolff will pilot the team's FW37 on the first day of the second pre-season test at the Circuit de Barcelona-Catalunya this week. Wolff will... read more »

Pat Symonds believes that some drivers have F1 titles in their DNA, and that Williams star Valtteri Bottas is one of them. read more »

Valtteri Bottas is adamant Williams are "definitely ready" for the challenge that lies ahead as they look to improve on last year's P3... read more »

Williams technical chief Pat Symonds says he has high hopes that Valtteri Bottas will win a World title one day... read more »

Williams technical chief Pat Symonds says Valtteri Bottas has the "champion gene" he saw in Ayrton Senna and Michael Schumacher read more »

Valtteri Bottas was one of the standout drivers of the 2014 season, as an overhauled Williams team returned to form. GPUpdate.net sat down for a conversation with the Finn... read more »

Valtteri Bottas says he's not tied to his present team, Williams, and a change is possible if the right opportunity presents itself. The Finnish driver struggled in his... read more »

Billed as one of the most likely to challenge Mercedes this season, Valtteri Bottas says he is relishing the tag of potential race winner... read more »

Valtteri Bottas has not denied he might be looking to take Kimi Raikkonen's place at Ferrari for 2016. Raikkonen, who struggled last year, remains under contract to the... read more »

Valtteri Bottas has opened the door for a move away from Williams stating he wants “to be in the quickest car available" in 2016. read more »

Williams development driver Alex Lynn says he hopes to follow in the footsteps of current F1 driver Valtteri Bottas to achieve his dream of racing at the top level read more »

Valtteri Bottas says Williams is a totally transformed team from how it was last year as it sets sights on Formula 1 wins in 2015 read more »

Valtteri Bottas says that the Williams F1 team took another haul of useful data away from day two of the Jerez test, as prepares to hand over to Felipe Massa. read more »