Unither Bioelectronique (UB) is claiming several aviation firsts following the first flight of a piloted hydrogen fuel ...
The ongoing war between Russia and Ukraine has been happening for years. However, in more recent months, Russia has attempted ...
The U.S. Army ordered 65 of the 47Ds, which it dubbed the H-13 Sioux, while the Navy ordered 12, which it designated HTL-2.
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