Carlos Sainz is adamant he is "not even thinking about 2019" and a possible Red Bull seat as his focus is firmly on Renault. read more »

Red Bull may have lost some track time on the final day of testing, however, Max Verstappen insists he's not worried about the small "hiccups". read more »

Although Lewis Hamilton is convinced Max Verstappen has what it takes to be a World Champion, the Mercedes driver insists he'll do everything he can to stop him winning. 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 »

Deputy team principal Claire Williams has denied claims that title sponsor Martini are leaving the team because their driver requirements were not met. read more »

Vietnam and Miami are reportedly set to join the 2019 F1 calendar, with Argentina another possible addition to the schedule. read more »

Formula 1 Group's fourth quarter results have revealed that teams were collectively paid $47million less in 2017, the first year of Liberty Media's tenure. read more »

Carlos Sainz has said the engine power that Mercedes have at their disposal is "a little scary" after seeing Lewis Hamilton's lap time on day four of the first... 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 »

Renault boss Cyril Abiteboul has joined Red Bull in voicing their concerns over the continued use of oil-burning by the likes of Mercedes and Ferrari. read more »

Pirelli's development plans for the 2019 tyres are firmly in place but Interlagos has been dropped from the schedule following last year's safety concerns. read more »

Pierre Gasly believes Toro Rosso are showing that Honda can provide a reliable engine, but warned that the team still needs to "improve a lot". read more »

Sergio Perez and Esteban Ocon will be free to race when this season begins with Otmar Szafnauer declaring them to be past the "conflict" stage. read more »

Fernando Alonso was in good spirits after McLaren completed a monster final day at the first pre-season test. read more »

Sebastian Vettel has said Mercedes are "favourites" for both World titles in 2018, but that will not stop Ferrari realising their own title ambitions. read more »

Lewis Hamilton was feeling "positive" after his first full day of running at winter testing and said the W09 already felt like a "better car than last year". read more »

Lewis Hamilton topped the timesheet as Formula 1 said goodbye to Barcelona on a day in which Red Bull struggled for track time. read more »

Claire Williams is disappointed about the number of negative comments aimed as her young driver pairing, Lance Stroll and Sergey Sirotkin. read more »

James Key believes Honda's power unit could be on a par with Renault's, saying it also wasn't as far off last season as was "suggested." read more »

Mercedes boss Toto Wolff has predicted Renault will be the season's biggest improvers in Formula 1. read more »

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

Fog and rain may have greeted the drivers at the Circuit de Catalunya but at least it was better than Wednesday's snow, allowing for plenty of action on Thursday. read more »

Robert Kubica has said fans and the media should not compare his times in testing to fellow Williams driver Sergey Sirotkin. read more »

Following Wednesday's snow day, Formula 1 can expect more action on Thursday at the Circuit de Catalunya but it will be a wet one. read more »

Daniel Ricciardo is expecting to discuss his future next month as he continues to weigh up his options in Formula 1. read more »