Aviation in Europe should be climate-neutral by 2050. The French company Beyond Aero is developing an emission-free aircraft.

Pilots Robert Timm and James Cook completed the world record endurance flight of 64 days in a Cessna 1972 in 1959.

The firm has compared the emissions of its planned hypersonic aircraft for cargo delivery with a Boeing 747 cargo jet.

Hydrogen propulsion developer ZeroAvia has teamed with autonomous flight specialist Reliable Robotics for a U.S. Air ...