Interesting Engineering on MSN
From flamethrowers to Zeppelins: 5 WWI weapons that changed modern warfare forever
World War I completely changed the way wars were fought. For the first time ...
SAN DIEGO (FOX 5/KUSI) — A team of researchers captured high-definition pictures of a sunken World War I-era U.S. Navy submarine off the coast of San Diego, over a century after it was lost at sea.
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