Russia claims successful test of Poseidon nuclear-powered underwater drone
The drone was launched from a submarine on Tuesday October 28, Vladimir Putin said. The test has a huge psychological
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underwater
Arctic Canada: Nunavut residents get underwater airplane escape training
You’re upside down and underwater, strapped into a metal cage by a harness-like seatbelt and the door beside you is
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Guide sees record-long polar bear dive
A guide in Norway’s Svalbard Islands saw an emaciated polar bear stay underwater for a very long time to stalk
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