On Sept. 3, 1925, the airship Shenandoah ZR-1 — translated to “daughter of the stars” — crashed in three sections over Ohio.

From 1921 to 1935, the Navy maneuvered five lighter-than-air flying giants, with occasional visits to San Diego. But the endeavor met with several catastrophes.

Green Hydrogen Takes to the Skies Catch this: a 12-meter-long blimp powered by green hydrogen quietly cruising above NATO ...