how are drones able to fly from one city to another with small fuel tanks?

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How is it able to fly such long distance, without running out of fuel?

Drones for war = one way trip? It won’t be capable to return from a long journey right?

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Anonymous 0 Comments

[This article](https://www.aerospacemanufacturinganddesign.com/article/lockheed-martin-stalker-vxe-uas-completes-record-39-hour-flight/) demonstrates roughly how it is possible on smaller aircraft. Its merely a matter of scaling after that.

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