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.
The "neat" solution to spice up F1 strategy The best Formula 1 action is delivered when uncertainty strikes and teams are forced into stick or twist strategy calls. Rather than artificially enforcing this through multiple pitstops, a clear solution is ready and waiting F1
How F1 cars left Mugello with its own Eau Rouge paradox Formula 1's maiden race at Mugello had it all: thrills, spills and a battle of wills. Although the circuit tested the drivers physically, the modern-era F1 machinery rather took some of the sting out of the circuit's tail F1
Why Renault's new 'car guy' CEO couldn't pull plug on F1 'Team Enstone' has changed its identity many times down the years. Its latest move to become Alpine from 2021 is the brainchild of new Renault CEO Luca de Meo, who despite the parent company's troubles, sees huge potential in F1's brave new world F1
How McLaren's past pain is a reality check for Ferrari Ferrari is not the only frontrunning Formula 1 team to find its fortunes have suddenly taken a turn for the worse. As McLaren's recent struggles proved, a disappointing engine can be far from the sole reason for a lack of performance F1
Why time is running out on Red Bull's "big goal" for Verstappen Red Bull promoted Max Verstappen to the upper echelons of Formula 1 with the target of making him the category's youngest ever world champion. But as he gets ready to turn 23, time is short to complete the mission F1
The futuristic tool making life easier for race teams Systems engineering is an unseen and little-understood element of car performance, but Bosch Motorsport's RaceConnect is the latest example of what can be achieved Engineering
Why even the Mercedes aces are struggling to stay on the road in Sochi There were two key takeaways from the opening practice sessions for Formula 1's 2020 Russian Grand Prix - and one of them concerned the unusual sight of Mercedes drivers repeatedly off the road. Here's why even the leaders were sliding off in Sochi F1
Why Formula E's 'weird' experiment has wider relevance to motorsport COVID-19 has brought unprecedented opportunities to innovate in ways that would have previously been unthinkable. Formula E's Berlin mini-series is a case in point, and provided important lessons for motorsport to learn from Engineering
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