The DSV Limiting Factor submarine has just yo-yoed its way from the surface to the bottom of the Mariana Trench's Challenger Deep point four times in eight days, breaking a ton of records and establishing itself as a reliable deep-sea elevator with unmatched exploration capabilities.
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An innovative new method of drawing direct electrochemical energy from seawater means underwater robots, vehicles and detectors could go deeper and longer into the unknown.
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Phytoplankton aren't just evenly distributed throughout the ocean. Instead, they occur in three-dimensional concentrated patches. A new autonomous underwater vehicle (AUV) is able to find and map those patches, potentially helping to preserve wildlife such as seabirds.
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The US Navy has awarded Boeing a US$43 million contract to build four of its Orca Extra Large Unmanned Undersea Vehicles. The 51-ft long unmanned submarines will operate autonomously in blue water with a range of 6,500 nm.
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The Indian Navy has joined an exclusive maritime club after completing sea trials on the first of two 3rd Generation Submarine Rescue Systems being delivered by British-based JFD. The vessel set new dive records in the Indian Ocean during the trials.
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At next week's Euronaval exhibition in Paris, Saab will be unveiling the latest version of its Lightweight Torpedo (SLWT). Already ordered by Sweden and Finland, the compact submarine hunter/killer weapon is designed to be launched from a variety of sea and air platforms.
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If you like the water, don't mind cramped spaces, and have a spare US$48 million lying around, then Triton Submarines has a submersible called the Triton 36000/2 that can take you and a passenger to the bottom of the deepest ocean.
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Wyss Institute's forays into soft robots have borne more ripe fruit in the shape of a soft robotic arm fit for use on submarines to handle delicate marine life like coral and jellyfish. This isn't the Harvard institute's first, but its latest iteration moves with "unprecedented dexterity."
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Along with building sports cars, Aston Martin has been busying itself designing a cutting-edge submarine. Now that the design phase has given way to the production phase, Aston Martin and Triton Submarines have a few details to share.
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When it comes to underwater robots, there are two kinds – Autonomous Underwater Vehicles that gather data while cruising along by themselves, and Remotely Operated Vehicles that perform tasks while being controlled in real time. Houston Mechatronics is combining them, in the form of the Aquanaut.
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