Hacker News Reader

Helicopters are not fuel efficient. Something with a wing with vertical take off capability is probably much better for such cases.

View on HN

True. Vertical Take-Off and Landing (VTOL) takes about 6 times the energy as much as flying with a wing. Companies are racing to add VTOL to winged aircrafts: https://lilium.com/.

Reply on news.ycombinator.com