Lewis Hamilton and Valtteri Bottas have reported challenges getting Pirelli’s new F1 tyres to work at Circuit de Catalunya with the Mercedes W09. read more »

Sebastian Vettel was quickest ahead of Valtteri Bottas on the opening morning of the final pre-season test, but McLaren's reliability issues returned as they were limited... read more »

Declaring that Lewis Hamilton is "beatable", Valtteri Bottas says he aims to up the pressure on his team-mate this season even if it causes "some tension"... read more »

The Finn had the worst of the conditions during his stint in the car on Thursday, but is happy with the way Mercedes' pre-season testing programme has started. read more »

How do fast Finns fulfill their need for speed during the off-season? Formula One race winner Valtteri Bottas and rising Rallycross star Niclas Grönholm - son of rally legend... read more »

Lewis Hamilton expects Mercedes teammate Valtteri Bottas to be stronger in 2018, saying there are "no more excuses" for the Finn. read more »

'No more excuses' for Valtteri Bottas this season - Lewis Hamilton read more »

Lewis Hamilton has said he is not scared about the prospect of facing an improved team-mate this season, but did warn Valtteri Bottas that there are "no more excuses". read more »

Valtteri Bottas returned to the top of the timesheets on an uneventful yet busy morning at the Circuit de Catalunya. read more »

Valtteri Bottas insists he will not need to revert to mind games to beat Mercedes teammate Lewis Hamilton in 2018. read more »

Valtteri Bottas has said he will not be attempting any mind games with Lewis Hamilton over the course of the 2018 season, calling them a "waste of energy". read more »

Valtteri Bottas rejects mind games with Mercedes teammate Lewis Hamilton to find an advantage in the 2018 F1 world title battle. read more »

Valtteri Bottas says he will not "waste my energy" on playing mind games with Mercedes Formula 1 team-mate Lewis Hamilton in 2018 read more »

The Finn ended a cold second day at Barcelona in second for Mercedes and was satisfied with the work done. read more »

Lewis Hamilton has revealed that he sacrificed his time in the Mercedes W09 on Tuesday in order that teammate Valtteri Bottas could have more running in the car. read more »

Lewis Hamilton says it was his call to "sacrifice" his time in the W09 so that Valtteri Bottas could have a proper run on Tuesday. read more »

After being handed a full day of track running by teammate Lewis Hamilton, Valtteri Bottas says he's content with development progress made with the Mercedes. read more »

Sebastian Vettel set the fastest time on day two of the first Barcelona test, ahead of Valtteri Bottas and Stoffel Vandoorne. read more »

Ferrari's Sebastian Vettel finishes 0.303 seconds ahead of the Mercedes of Valtteri Bottas on day two of pre-season testing in Spain. read more »

Ferrari's Sebastian Vettel finished the second day of pre-season testing at the top of the timesheets after beating the Mercedes of Valtteri Bottas to the fastest time by... read more »

Sebastian Vettel edged Valtteri Bottas by three-tenths to top the timesheet on a chilly Day Two at the Circuit de Catalunya. read more »

Valtteri Bottas quickest at midpoint of chilly Tuesday F1 test read more »

Valtteri Bottas topped the timesheets at the end of a chilly Tuesday morning at the Circuit de Catalunya. read more »

Valtteri Bottas put Mercedes top at the second morning of testing, though McLaren's Stoffel Vandoorne and Ferrari's Sebastian Vettel were close behind. read more »

Valtteri Bottas set the pace for Mercedes on the second morning of Formula 1 testing at Barcelona, ahead of Stoffel Vandoorne's McLaren read more »