Key tech talking points from test two

The perfect Formula 1 car from 2016 Mercedes swept all before it again in 2016, but it was not the perfect car - take some bits from rival teams and you'd have quite the potent racer... 1482710400 F1

F1's new development war has already begun The last grand prix weekend before the winter offered teams a great opportunity to get a headstart on work for 2017 1480118400 F1

F1 teams still pushing with an eye on 2017 The F1 development race hasn't slowed down as much as expected in the final races of the current rules cycle, with teams still pushing to maximise running before the winter break and Mexico-specific solutions on show this weekend too 1477699200 F1

A glimpse at McLaren's 2017 work at Austin? McLaren struggled at Suzuka, but on Friday at Austin it introduced developments to its MP4-31 that could well have next season in mind 1477094400 F1

How Ricciardo helped Renault rediscover its swagger Daniel Ricciardo is McLaren-bound next season, but leaving a Renault team which is undergoing a resurgence on and off the track. He and team principal Cyril Abiteboul tell STUART CODLING and BEN ANDERSON what's been happening behind the scenes 1603756800 F1

What the first look at 2021's F1 aero rules tells us As well as learning a new circuit to Formula 1, several teams used their Portuguese GP practice running to try out new aero concepts ahead of rule changes for next year - providing an interesting first insight into what 2021 F1 cars will look like 1603670400 F1

The pre-race call that gave Hamilton the edge at Portimao Lewis Hamilton seized Formula 1's all-time win record with victory in a tricky Portuguese Grand Prix for Mercedes. He went wheel-to-wheel with Valtteri Bottas and won out, but a pre-qualifying decision was key to gaining a decisive advantage 1603670400 F1

Has Aragon revealed Yamaha's true MotoGP title challenger? Franco Morbidelli dominated the Teruel GP to put himself back into the MotoGP title race with three rounds to go. With his Yamaha counterparts on the 2020 bike once again struggling, did Aragon reveal who Yamaha's true title hopeful is? 1603670400 MotoGP