Dean Harrison and a group of anglers off the coast of New Zealand, it was a near death experience when a massive dolphin ...

The system, from Dolphin Alarms, consists of three pieces: a wristband that a child wears, an alarm stationed in the pool and an alarm that goes off in one's home should an accident occur.

Their quiet operation, enhanced by 39,000 anti-acoustic tiles, rivals the noise of a "baby dolphin." With Tomahawk cruise missiles, Spearfish torpedoes, and the powerful Sonar 2076 suite ...

raw sewage and noise pollution from ships that interfere with the dolphins’ sonar. This combination causes chronic stress, which impacts the dolphins’ immunity and reproductive systems ...

Also included in the agreement was the design, manufacture, integration and demonstration of a Dolphin keel winch system for deploying, retrieving and docking the bottom imaging sonar. In addition ...

Months later, they then begin to travel back home. The smaller toothed whales, such as dolphins, have a powerful underwater sonar. They orient themselves on their journeys by emitting sound waves ...

The Amazon river dolphin uses sonar and its wing-like pectoral fins to navigate the murky waters of the flooded forest. Each time Thomas was in the water with them, he was impressed by their ability ...