Helicopters like this AH-46 Apache might have better speed, range, and payload capability using blades with embedded carbon nanotubes. Engineers at the Army Research Laboratory are exploring the use ...

Helicopters can deliver military troops or rescue the wounded in tight spaces, but their rotating blade design also puts a hard limit on their speed and maneuverability. Now researchers have begun ...

The number of blades a helicopter has is very important because it speaks to what the helicopter was designed to do. For example, adding more blades can significantly improve a helicopter's ...

Airbus Helicopters is to institute a series of modifications on the H145 that will increase the payload of the light-twin by 150kg (330lb). Key to the upgrade is a new bearingless five-blade main ...