> Also, I remember someone trying to shape a blimp like a lifting body, so it gets a some extra lift from forward motion. They are all shaped like that. Famous

> Also, I remember someone trying to shape a blimp like a lifting body, so it gets a some extra lift from forward motion. They are all shaped like that. Famously, the R101 at the end of it's final flight was so overweight (reasons disputed) it needed dynamic lift to stay afloat, with eventually disastrous consequences when first one engine was down for maintenance and then the second was ordered to cut revolutions for unclear reasons.