The HAP-alpha high-altitude solar aircraft has completed key ground testing at the German Aerospace Center (DLR).
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 to transport bulky cargo and ballistic missiles across vast distances.
US startup Alef begins building electric flying cars in California, bringing Model A—with 220-mile drive, 110-mile ...
I wouldn't count on this singular patent bringing that ring-ding-ding sound to your local parking lot any time soon.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results