The winners and losers of MotoGP's reshuffle More than half of the MotoGP grid is a new face in a new place this season. Some have starred, but others need to knuckle down and do better 1496275200 MotoGP

Has Rossi's replacement already stepped forward? Sooner or later, Valentino Rossi will retire. But even if the MotoGP legend doesn't hang up his helmet until the end of 2018, one rider on the grid might already have one arm on the '19 Yamaha's handlebars 1494374400 MotoGP

How Rossi highlights Raikkonen's shortcomings While Valentino Rossi continues to fight through adversity to remain a MotoGP title candidate, Kimi Raikkonen appears more and more of a hanger-on in Formula 1. The difference between the two veterans is stark 1492560000 F1

Was Lorenzo's Ducati debut as bad as it looked? As far as first races go, Jorge Lorenzo's debut with Ducati was underwhelming at best. But was that down to teething problems, or does Sunday's race in Qatar point to further problems to come throughout the year? 1490745600 MotoGP

Why ruthless 'new Bottas' is a real title threat A dominant drive and a very blunt message to his critics - Valtteri Bottas began the 2019 Formula 1 season as a very different character to the battered, confidence-ravaged figure he had been going into the winter 1552867200 F1

Piola's picks: Red Bull's urgent upgrade and teams' DRS tricks Giorgio Piola starts his selection of the most intriguing Formula 1 tech updates from the Australian Grand Prix with a look at the upgrade Red Bull brought forward by a month, and how teams are changing DRS actuators to make the most of the new 2019 rules 1552867200 F1

What F1 must learn from FE's attack mode Formula 1 has not, by and large, pushed the boundaries too far when it comes to adopting new innovations. Its latest, 'harmless', new rule was not received particularly well, but there remains a case for the championship to experiment more 1552694400 F1

Archive: Whiting's F1 career in his own words Having started out as a mechanic at Brabham, Charlie Whiting went on to become Formula 1's race director. "Bernie thought that having been on one side of the fence, perhaps I'd be good at catching the buggers from the other side - that's how it all started," he told Maurice Hamilton in this interview from 2012 1552608000 F1