Carlos Sainz says he learned a lot from observing fellow Spaniard Fernando Alonso and how the McLaren driver dealt with a difficult 2015.
Max Verstappen excited by Toro Rosso's chances in 2016 and thinks the introduction of Ferrari power units means the team can make "bigger steps" than its rivals.
Daniil Kvyat concedes to feeling frustrated with the strong form of former team Toro Rosso in early 2015 as he initially struggled to adapt to life at Red Bull.
Sergio Perez has advised the in-demand Max Verstappen to make the most of every opportunity presented to him in F1 as "you don't know if you are going to be in the right team at the right moment"
Technical director James Key says the late switch to Ferrari engines for 2016 has been a "massive distraction" for Toro Rosso and has compromised development of this year's challenger.
In-demand Dutch teen says he wants to be a multiple world champion and that 'it doesn't matter which team it is' with as interest in his services intensifies.
Toro Rosso has confirmed it will use year-old Ferrari engines next year.
Toro Rosso will be allowed to run year-old Ferrari engines in 2016 after the FIA confirmed 2015-spec power units will be allowed to race next year.
Max Verstappen says Toro Rosso could have fought with Williams as best of the rest behind Mercedes and Ferrari with a more competitive power unit.
Max Verstappen racked up another three penalty points at the Abu Dhabi Grand Prix, bringing his total to eight and meaning he risks a race ban if he notches another up four more.
Max Verstappen explains why his thrilling overtakes at the Brazilian Grand Prix cannot be compared to Lewis Hamilton's statement it was "impossible" to pass Nico Rosberg.
Max Verstappen credits Kimi Raikkonen's 2012 pass around the outside of Michael Schumacher for his thrilling pass on Sergio Perez at Brazilian Grand Prix.
Team boss Franz Tost expects to retain the services of Max Verstappen and Carlos Sainz next year if and when it confirms its engine plans for 2016.
Max Verstappen wants to be fighting for victories 'in a couple of years' but says he is in no rush to secure a move up the grid as he continues to learn the ropes at Toro Rosso.
Max Verstappen topped the first practice session for the Mexican Grand Prix, but only after running wide and skipping the apex of Turn 11 on his hot lap.
Max Verstappen says he made 'no mistakes' throughout the U.S. Grand Prix as he matched the best result of his young career with fourth in Austin.
Kimi Raikkonen says his radio call, where he seemed to suggest he would push Verstappen off the track, was aimed at stewards as he sought clarification over rules at U.S. Grand Prix.
Red Bull and Toro Rosso to decide on whether to incur grid penalties to take on new power unit after Renault spends 11 of its 12 remaining engine development tokens for US Grand Prix.
Carlos Sainz will take part in Sunday's Russian Grand Prix after being declared fit to race by the FIA's medical delegate and the chief medical officer of Sochi's medical centre.
Carlos Sainz has left hospital and plans to race in Sunday's Russian Grand Prix if he passes an FIA medical examination in the morning.
Williams performance chief Rob Smedley says Carlos Sainz's Toro Rosso should not have been able to go under the barriers in the scary crash he emerged from unscathed in FP3.
Scans in hospital have confirmed Carlos Sainz suffered no injuries in his accident during final practice at the Russian Grand Prix but he will be kept in hospital overnight as a precaution.
Max Verstappen says he is not afraid for his Formula One future despite Red Bull's threat to quit the sport.
Jaime Alguersuari, who was F1's youngest-ever driver when he debuted for Toro Rosso in 2009, retires from the sport aged just 25.