All 67 people on board the plane and the helicopter were killed. An American Airlines regional jet went down in the Potomac River near Washington, D.C.'s Ronald Reagan Washington National Airport ...
Found and Explained Official on MSN
The Kamov Ka-22: The Soviet hybrid helicopter plane that pushed technology too far
Amid Cold War demands for heavy lift capability, the USSR tasked its major helicopter bureaus with designing an aircraft able ...
The Daily Galaxy on MSN
China’s new Mars drone can do what no other rover or helicopter can
Chinese scientists are developing a unique drone designed to both fly and roll. The dual-mode capability is intended to help ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback