According to the US Energy Information Administration, Jet-A fuel emits about 21.1 pounds of CO₂ per gallon burned. With a ...

I traveled on Lufthansa B747-400 from Dubai to Frankfurt as part of my journey to the U.S. The Lufthansa B747-400 made a ...

Of the two popular Rolls-Royce engines, there is a clear winner when it comes to seat miles per gallon (SMPG).