BARCELONA, Spain -- Valtteri Bottas admits his winter switch from Williams to Mercedes has been "a bigger thing" than he initially expected it to be, though he fully... read more »

Valtteri Bottas enjoyed the first week of testing with new team Mercedes, and feels he has already learnt a lot. read more »

Valtteri Bottas began his Mercedes career with the fastest lap at the Circuit de Catalunya, edging Ferrari's Sebastian Vettel by two-tenths. read more »

With Valtteri Bottas's pace-setting 1:19.705 five seconds faster than the time set in 2015, Pirelli have declared that the "objective has been met." read more »

Valtteri Bottas described Thursday's dedicated wet testing at the Circuit de Barcelona-Catalunya as "very useful" to his and Mercedes' pre-season… read more »

BARCELONA, Spain -- Valtteri Bottas is convinced Mercedes has plenty more to come in the second week of pre-season testing. Mercedes encountered a blip on Thursday, with an... read more »

Mercedes newcomer Valtteri Bottas admits changing Formula 1 teams has been a "bigger thing" than he initially expected read more »

Valtteri Bottas says there will be more to come from himself and Mercedes in the second week of testing. read more »

BARCELONA, Spain -- Formula One's new regulations are well on their way to achieving the sport's stated aim of making the cars five seconds faster than they were in... read more »

Valtteri Bottas ended the third day of pre-season testing at the Circuit de Barcelona-Catalunya with the fastest time seen so far. read more »

Valtteri Bottas says his feeling with the Mercedes W08 is constantly improving thanks to more faultless running read more »

Valtteri Bottas says that Mercedes' W08 is feeling "better and better" after he topped the times on the penultimate day of the first pre-season test in… read more »

Valtteri Bottas completed his third day of testing with Mercedes with the fastest time, but a lot of focus was placed on second placed Sebastian Vettel. read more »

Valtteri Bottas has kept hold of top spot on day three of F1 pre-season testing as Sebastian Vettel demonstrates Ferrari s one-lap pace read more »

Mercedes driver Valtteri Bottas topped the third day of Formula 1 testing at Barcelona, but Sebastian Vettel's pace in the Ferrari on slower tyres overshadowed the Finn read more »

Sebastian Vettel got to within two tenths of Valtteri Bottas' morning benchmark of 1:19.705 as Ferrari and Mercedes continued to impress in Barcelona. read more »

Valtteri Bottas topped the times on the penultimate day of this week's opening pre-season test at the Circuit de Barcelona-Catalunya, ahead of Sebastian Vettel… read more »

Valtteri Bottas leads third F1 test day at Barcelona read more »

Watch Valtteri Bottas answer questions from fans in his first outing as a Mercedes driver. read more »

Re-live the epic day at Silverstone, when Mercedes drivers Lewis Hamilton and Valtteri Bottas got to drive the F1 W08 EQ Power+ for the first time. read more »

Valtteri Bottas posts fastest time of the week as Mercedes begins to show its hand. read more »

The third day of testing at Barcelona saw Mercedes' Valtteri Bottas up the pace, breaking the track record and impressing with consistently quick times. The Finn again... read more »

Valtteri Bottas has set a fresh benchmark for F1 2017 with a new fastest lap in pre-season testing of 1m 19.705s to streak clear read more »

Valtteri Bottas set the pace on the morning of the third day of 2017 Formula 1 testing, as Mercedes made use of the ultra-soft tyre read more »

Mercedes are off to yet another strong start in pre-season testing with Valtteri Bottas setting the fastest times of the test so far on the soft, supersoft and ultrasoft tyres. read more »