Dirigibles still evoke vivid memories of disasterthe stunning tragedies of the 1930s that destroyed Germany's Hindenburg, Britain's R-101, and America's Akron and Macon, and caused great loss of life.
Despite that ghastly record, dirigibles may yet stage a comeback. With modern technology, says Boston University Aeronautical Engineer Francis Morse, they can be made as sturdy and safe as airplanes. Writing in Britain's New Scientist, Morse proposes a nuclear-powered, helium-buoyed craft that would not only restore public confidence in the dirigible but would also compete economically in the jet age.
Ocean-Liner Luxury. The...