Boeing Updates on DARPA’s DiscRotor Posted on October 25, 2010 by alert5 Boeing is conducting research into a disc-rotor vertical take-off and landing aircraft which has telescoping-blades. Related posts (Automatically Generated): U.S. State Department Accepts Modernized S-61 Helicopters for Use in Afghanistan 2 MH-60R crews grounded for dipping helos into water IAI unveils classified VTOL tiltrotor UAV YouTube: A-12 First Flight YouTube: F-15SG does combat turn and vertical spiral climb Boeing unwilling to navalize Phantom Ray