Airplane lavatories are marvels of engineering, combining vacuum science, pressure tricks, and strict regulations.

From coffee brewing in the galley to flushing toilets, the aircraft water and waste system is a self-contained hygienic ...

"This technology will not just be cleaner, but quieter," Stralis Aircraft head of partnerships Emma Whittlesea said. "We're also hoping that with the projected prices for hydrogen it could be ...