Kelluu, a Finnish startup, is developing low-cost hydrogen airships that can fly for up to 12 hours. They've recently attracted attention from NATO, securing a deal with a member for trials. The ...
National Security Journal on MSN
The US Navy’s flying aircraft carrier was real—and it didn’t end well
Summary and Key Points: A century ago, the U.S. Navy tested a startling idea: a “flying aircraft carrier.” -The rigid airships USS Akron and USS Macon carried and launched tiny Curtiss F9C Sparrowhawk ...
Add Yahoo as a preferred source to see more of our stories on Google. Kelluu, a Finnish startup, is developing low-cost hydrogen airships that can fly for up to 12 hours. They've recently attracted ...
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