While the world may never know how many licks it takes to get to the Tootsie Roll center of a Tootsie Pop, we can figure out how much fuel a Formula 1 car burns in an average race fairly accurately.

Of the characteristics associated with internal-combustion engine fuels, heat of combustion, BTU/gallon, and rate of burn are particularly important to performance engine builders and enthusiasts.

With its four engines, the 747 uses vast quantities of fuel, burning through 3,800 gallons every hour. This high fuel burn amounts to 0.9 gallons used every second and 0.19 miles per gallon (mpg).

The world as we know it is on the verge of complete transformation in more ways than we can count, from climate to geo-political. But nowhere does the transformation look as exciting as in the ...

LYON—Eurocontrol is fine-tuning the fuel burn calculation model it applies to every flight, thanks to flight data-based validation. A thorough knowledge of actual fuel burn—and thus CO 2 emissions—is ...