SAN DIEGO—Google co-founder Sergey Brin’s LTA Research is preparing to begin outdoor flight tests of its Pathfinder 1 large rigid airship after getting the 120-m-long (393-ft.) technology demonstrator ...

TUSTIN, Calif. -- The massive blimp-like aircraft flies but just barely, hovering only a dozen feet off a military hangar floor during flight testing south of Los Angeles. That the hulking ...

This isn't inviting bad karma, it's learning from past mistakes. Rigid airships are making a comeback, but perhaps few others are as bold as the Solar Airship One project. The airship era effectively ...

TUSTIN, Calif. — The massive blimplike aircraft flies, but just barely, hovering only a dozen feet above the floor of a military hangar during flight testing south of Los Angeles. Still, the fact that ...