It was a couple of years ago that we first heard about the Eelume, an eel-like robot designed to perform underwater maintenance and inspections. Well, the latest version of the device, known as the EELY500, is about to begin sea trials in Norway.
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As any scuba diver knows, communicating while underwater is difficult. Although it's possible to use hand signals, you still have to get other divers' attention so that they see those signals. The Oceans S1 Supersonic dive computer is made to address that problem, using an ultrasonic comms system.
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Now in its 7th year, the Ocean Art Underwater Photo Competition offers up an extraordinary collection of underwater imagery spanning everything from abstract art photography to amazing images of marine behavior. Let's take a look at the stunning winners.
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Well-heeled visitors to the Conrad Maldives Rangali Island resort can now book a stay in a one-of-a-kind underwater hotel villa. Named Muraka, it features an expansive curved acrylic roof and allows guests to sleep beneath the waves without getting wet.
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Readers will be familiar with the mantis shrimp, the marine crustaceans with club-like forelimbs used to overwhelm their prey. But their limbs aren't their only remarkable feature. Their eyes could help self-driving cars to see better in difficult conditions.
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It's no secret that the world's coral reefs are in trouble, and unfortunately scuba divers can only do so much in the way of monitoring or protecting them. Scientists in Australia, however, have developed an autonomous underwater drone that could be of great help.
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If you're looking for a quadcopter that can land on the water's surface to shoot underwater video – well, that would be Urban Drones' Splash Drone. Now, the company has joined forces with tech firm SwellPro to create the Spry drone, which can actually make short "flights" beneath the surface.
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MIT's Translational Acoustic-RF (TARF) system uses a combination of acoustics and radar to allow messages transmitted underwater to be directly received in the air without the need for any sort of physical link. The technology holds the promise of making the "silent world" not so silent.
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Adapting a laser system called Lunar Laser Communication Demonstration that was used to transmit data between lunar orbit and the Earth, MIT's Lincoln Laboratories is developing a way for underwater workers and machines to communicate more effectively with one another.
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In its 14th year, Through Your Lens is an underwater photography competition focusing on the marvels of undersea worlds. The Grand Prize-winning shot this year was awarded to a stunning upside down composition of a whale calf made to appear as if it is floating above the surface of the water.
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