August 28, 2026
Hydrogen-Powered Airliners in 2026: How Close Are We Really?
Liquid hydrogen promises zero-carbon flight, but tanks, airports and certification decide the timeline. Here is where the technology actually stands in 2026.
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#Sustainability
3 articles in this topic.
August 14, 2026
Sustainable Aviation Fuel in 2026: Scaling the Only Near-Term Fix
SAF works in today's engines and today's airports. The hard part is making enough of it — and proving where the carbon came from.
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July 24, 2026
Open Fan Engines: The Next Big Jump in Fuel Burn
Unducted open rotors promise a 20 percent fuel-burn cut for the next single-aisle. The catch is noise, blade containment and installing them on an aircraft.
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