The initial focus of Formula 1's radical new era was always going to be about the engines.
With new 1.6-litre turbo regulations arriving to shake up the sport and kick it towards a more relevant future, work done by Renault, Ferrari and Mercedes was quite rightly going to have the biggest impact on the outcome of the championship.
But as the races have developed, and the strengths/weaknesses of the car packages have been exposed, there's an intriguing new battleground opening up in F1: fuel.
Why F1 2020 will be remembered as a golden year Many people wrote off the 2020 Formula 1 season in the wake of the coronavirus pandemic but a radically reshaped calendar - featuring some classic and unfamiliar venues - could make this one of the best years in the championship's history F1
The "borderline outrageous" car that could change F1 forever Such was Mercedes' advantage in Hungary that Racing Point's strategy of copying its philosophy was completely vindicated with a second-row lockout. The impending decision on the legality of its brake ducts now takes on a much greater significance F1
Why Austria's success doesn't mean F1 is out of the woods Formula 1 may have made a successful return in Austria utilising its strict COVID-19 safety measures, but the uncertain future the virus still poses, writes JONATHAN NOBLE, could cause the series more headaches further down the line F1
How Renault plans to manage the "new" Alonso Fernando Alonso returns to Renault hoping to repeat past successes, but team boss Cyril Abiteboul knows managing those expectations will be the key to a long and fruitful partnership F1
Why Verstappen will be counting sheep in F1's 70th Anniversary GP Mercedes may be utterly dominant in Formula 1 2020, but there is one standout driver causing the reigning champions problems. Max Verstappen is frank on his chances of beating Mercedes this weekend, but right now he seems to be the only one who can F1
The last time Hamilton three-wheeled to victory Lewis Hamilton's triumph in the British Grand Prix despite a last-lap puncture is currently a unique moment in his Formula 1 career. But there was also a race from 2003 where, aged 18, he pulled off another seemingly-impossible feat F1
The magnificent seven set to contest FE's title showdown After a five-month pause, the 2019-20 Formula E season finally resumes with a six-race Berlin showdown. Although anyone can still mathematically win, seven drivers stand above the rest based on form and history. Autosport judges their credentials FE
The engineer who took Reynard to another level Senior technical transfers between customer racing car manufacturers were rare at the height of their 1990s pomp. But Bruce Ashmore's move from Lola to Reynard bucked the trend and set in motion a shift in the balance of power in US open-wheel racing Engineering
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