Williams have hit the kill button on their 2016 developments although Pat Symonds says planned upgrades will still be seen through to Hungary... read more »

Williams driver Felipe Massa has insisted that their radical rear wing modification was meant for data collection purposes rather than improvement in speed at the two-day... read more »

Video: Williams motorhome tour read more »

Day 2 of the Barcelona in-season test saw Felipe Massa back behind the wheel of the Williams car as they gathered aero data. read more »

Felipe Massa said the radical front and rear wings tested by Williams this week in Barcelona have helped the team decide which development direction to take with both this... read more »

Felipe Massa says it was an intriguing day spent amassing data for Williams using its experimental double wing at the in-season test in Spain read more »

Felipe Massa says the radical rear wing run by Williams in the Formula 1 in-season test at Barcelona gathered data on curing the team's current problems read more »

Young British driver Alex Lynn completed a successful day of testing for the Williams Martini Racing team on the first day of in-season testing. read more »

Alex Lynn has given a glowing report on Williams double rear wing which made its track debut in the first in-season F1 test read more »

Felipe Massa will continue to put Williams' radical rear-wing through its paces on the second day of Barcelona Formula 1 testing on Wednesday read more »

Ferrari driver Sebastian Vettel set the pace on Day One of the two-day Barcelona test, a day where Williams ran a radical rear wing and Renault trialed an upgraded engine. read more »

Ferrari's Sebastian Vettel was quickest on day one of the first in-season Formula 1 test at Barcelona as Williams tested a radical new rear wing as part of 2017 development read more »

Williams ran a radical rear wing on Tuesday morning as the year's first in-season test got underway at the Barcelona circuit... read more »

Felipe Massa shows Sky Sports F1 presenter Natalie Pinkham around the Williams Martini Racing motorhome. read more »

BARCELONA, Spain -- Williams ran radical front and rear wings on the opening day of in-season testing at the Circuit de Catalunya. With development driver Alex Lynn in the car,... read more »

Williams chief technical officer Pat Symonds has hinted at a second halo cockpit safety device to be trialled in the coming weeks read more »

Out-of-the-box thinking for Willliams as they test high-downforce set up on day 1 of the in-season testing. read more »

Williams trialled a radical new rear wing and modified front wing on the first day of the first in-season Formula 1 test at Barcelona read more »

Williams has tested a radical rear wing during the first day of pre-season testing at the Circuit de Barcelona-Catalunya. Williams development driver Alex… read more »

Williams tests radical double-decker rear-wing in Barcelona read more »

Felipe Massa downplayed Williams' deficit to Red Bull and insists he was happy with his recovery to the top 10 during the Spanish Grand Prix. Having closed the gap to Red... read more »

Valtteri Bottas believes that his fifth place finish in Sunday's Spanish Grand Prix represented the "maximum" result available to Williams at the end of a… read more »

Formula 1 engine manufacturer Mercedes confirmed its intention to continue supplying the teams - Manor, Williams and Force India - in the following year as well. The other... read more »

Williams driver Massa takes home points finish after starting from eighteenth place on the grid. read more »

Formula One is now evaluating a second version of the Halo cockpit protection device, Williams technical chief Pat Symonds has revealed. F1 is moving towards a decision on... read more »