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

Can Yamaha's new star topple Marquez? Marc Marquez probably shouldn't have won the 2016 MotoGP title, but he did. His reward is facing competition that looks even stronger this season - and is coming from more areas 1490227200 MotoGP

Does Leclerc deal mean Ferrari is losing faith in Vettel? Could the Ferrari scenario end up like Vettel's final year at Red Bull? Could one single personnel change make a team like Sauber a podium contender? What's the deal with Ferrari's camera device? Our technical expert answers these questions and more 1537747200 F1

Why third cars are being touted as F1's salvation Formula 1's on-off flirtation with the idea of third cars is back on. One driver who is unlikely to be partnered with a 2019 seat highlights an issue that's stopping young talent breaking through - but fixing that will require fundamental change 1537747200 F1

The F1 perfectionist who pushed too soon Formula 1's carbonfibre pioneer was a legendarily tough cookie, known as the 'Prince of Darkness' (at McLaren) and the 'Godalming Scud' (at Benetton). Has time mellowed the father of some of F1's most beautiful cars? Asks STUART CODLING 1537660800 F1

How to make F1 strategies interesting The FIA has asked tyre companies to submit a tender application to supply Formula 1 rubber from the 2020 season, with 18" coming in 2021. PAT SYMONDS asks if alongside the new tyres, steps need to be brought in to make sure future race strategies are varied and interesting 1537574400 F1