The FIA's criteria for calculating whether Formula 1 engine performance has converged is flawed, according to Red Bull boss Christian Horner read more »

Christian Horner says "race is all about damage limitation" for Red Bull before new upgrade read more »

Red Bull's chief technical officer Adrian Newey had been working "night and day" on an update set to debut at the Spanish Grand Prix next month, according to... read more »

Red Bull boss Christian Horner has revealed he carried part of Max Verstappen's engine in his suitcase to Sochi ahead of this weekend's Russian GP. read more »

Tyre issues for Daniel Ricciardo and brake failure for Max Verstappen meant a frustrating day for Red Bull Racing in Bahrain. read more »

Red Bull Racing's Christian Horner has confirmed the team is steadily developing a "new car" after the team hit wind tunnel correlation problems during the... read more »

Christian Horner thinks Fernando Alonso and McLaren are "barking mad" to want do the Indy 500 on just two weeks' practice. Wednesday's announcement Alonso... read more »

Red Bull team boss Christian Horner says McLaren chief Zak Brown must be "barking mad" to allow Fernando Alonso to compete at next month's Indianapolis… read more »

Christian Horner has described the decision to allow Fernando Alonso to miss Monaco for the Indy 500 as "barking mad". read more »

Christian Horner calls for ban on T-wings after Bottas failure causes Red Bull track time... and money. read more »

Christian Horner says Charlie Whiting has the perfect chance to ban the divisive T-wings... but he doesn't expect him to do so. read more »

Part 1 of the Friday press conference saw team bosses Zak Brown, Christian Horner and Claire Williams sharing their thoughts. read more »

Christian Horner believes Charlie Whiting should look into banning T-wings after Max Verstappen suffered substantial damage after hitting the detached wing of Valtteri... read more »

Part 1 of today's press conference with Zak Brown, Christian Horner and Claire Williams. read more »

Christian Horner reckons McLaren and Fernando Alonso "barking mad" for allowing the driver to contest the Indianapolis 500, saying he "needs to see a... read more »

Christian Horner urges ban on T-wings after £50k damage to Max Verstappen's car read more »

Red Bull Formula 1 boss Christian Horner thinks McLaren chief Zak Brown is "barking mad" for letting Fernando Alonso race at the Indianapolis 500 this year read more »

Red Bull boss Christian Horner has called on Formula One to ban the "dangerous" T-wings on this year's cars after seeing Max Verstappen damage his car by driving... read more »

Red Bull team boss Christian Horner has renewed calls to ban T-wings in Formula 1 after Max Verstappen hit the detached wing from Valtteri Bottas's Mercedes in Bahrain... read more »

Red Bull team boss Christian Horner has renewed calls for an immediate ban on T-wings after Max Verstappen struck debris during second practice for the Bahrain… read more »

Christian Horner has reiterated his desire to see T-wings banned from Formula 1 after Valtteri Bottas' cost Max Verstappen track time and Red Bull money. read more »

Red Bull team boss Christian Horner is hopeful grand prix weekends will evolve under Formula 1's new owners Liberty Media - but doesn't want Sunday's main event... read more »

Max Verstappen showed his "sixth sense" for wet-weather driving in Formula 1 again during the Chinese Grand Prix, his Red Bull boss Christian Horner believes read more »

Red Bull boss Christian Horner wants clarity from the FIA over Formula 1 grid positioning rules after Sebastian Vettel lined up outside his box for the start of the Chinese... read more »

Red Bull boss Christian Horner says third and fourth was the maximum for his team in China, though he thinks the team was helped by Ferrari leaving Kimi Raikkonen in "no... read more »