Leeham News and Analysis
There's more to real news than a news release.
Leeham News and Analysis
- Bjorn’s Corner: Air Transport’s route to 2050. Part 24. May 30, 2025
- Does an A220-500 need a new wing and engines? Part 3. May 29, 2025
- Boeing’s future depends on FAA approvals May 26, 2025
- Updated, May 29, 2025: Department of Justice, Boeing OK to Non-Prosecution Agreement May 23, 2025
- Bjorn’s Corner: Air Transport’s route to 2050. Part 23. May 23, 2025
Bjorn’s Corner: The challenges of hydrogen. Part 31. Wrap-up: Where we stand
April 2, 2021, ©. Leeham News: It’s time to wrap up our series on the hydrogen airliner alternative for Sustainable Commercial Aviation. We review the status for sustainable aviation as of today, then look at the future next… Read More
Podcast: 10 Minutes About Sustainable Air Transport
Feb. 16, 2021, © Leeham News: Electrically powered aircraft. Or hybrids. Or bio-fuels. Or hydrogen. These are the alternative suggested by environmentalists and industry to reduce carbon emissions by the airlines. Which makes sense? Which is practical? Today’s… Read More
Bjorn’s Corner: The challenges of hydrogen. Part 24. Propulsion choice
February 12, 2021, ©. Leeham News: After covering the basics of fuel cells last week in our hydrogen airliner series, we now look at what type of system to choose for aircraft propulsion and onboard systems power. We… Read More
France to invest 15 billion Euro in its aeronautical industry
By Bjorn Fehrm June 10, 2020, ©. Leeham News: France presented a 15 billion Euro support plan for the French aeronautical industry yesterday, to help the industry overcome the effects of the COVID-19 pandemic. The plan has three… Read More
Bjorn’s Corner: Why e in ePlane shall stand for environment, Part 18. Low hanging fruit.
April 17, 2020, ©. Leeham News: We continue the summary of the series why e in ePlane should be more about environment focus than electric aircraft. Last week we summarized the high hanging fruit technologies pursued presently, now… Read More
Bjorn’s Corner: Why e in ePlane shall stand for environment, Part 17. High hanging fruit.
April 10, 2020, ©. Leeham News: We have since December 13, discussed why e in ePlane should not stand for electric and covered a lot of areas explaining why electric aircraft or hybrids are not the best way… Read More
Bjorn’s Corner: Why e in ePlane shall stand for environment, Part 14. Parallel Hybrid.
March 20, 2020, ©. Leeham News: In this week’s Corner, we continue our analysis of what it means for a regional airliner to go from Turbofan propulsion to Hybrid Electric propulsion. Last week, we looked at a Serial… Read More
Bjorn’s Corner: Why e in ePlane shall stand for environment, Part 13. Serial Hybrid.
March 13, 2020, ©. Leeham News: In this week’s Corner, we address an often forgotten aspect of Electric and Electric-Hybrid aircraft design. The battery as an energy source, as the only or assisting source, has the same weight… Read More
Bjorn’s Corner: Why e in ePlane shall stand for environment, Part 12. Battery risks.
March 6, 2020, ©. Leeham News: We use this week’s Corner to discuss the safety hazards a change to an Electric or Hybrid-Electric airliner introduces. The trigger is two battery fires in six weeks for the electric aircraft… Read More