The move came after health officials reported new cases of dengue. A helicopter flew over about 10,000 acres in west and ...

Rotor Technologies, founded in 2021, built two autonomous Sprayhawks and aims to have as many as 20 ready for market next year.

Rotor Technologies’ R550 Sprayhawk is fully automated and can spray 240 acres of crops in an hour at a lower cost than ...

For now, Rotor is focused on the agriculture sector, which embraced automation with drones but sees unmanned helicopters as a better way to spray larger areas with pesticides and fertilizers.