Zeppelins, the rigid airships most famously epitomized by the Hindenburg, now seem kind of retro, rather than the image of futurity they represented in the 1930s. But they could be about to make a ...

Airships were once considered the future of flight. Now, they are being touted as a greener method of transport. A solar-powered airship being built by UK-based firm Varialift Airships could ...