As the team lowered Nadir, a bulbous three-seat submarine ... what new evidence the tag holds. “These sharks are really a mystery. I’m hoping that the tag will shed light on the shark ...

Australia's robotic submarine program is a year ahead of schedule as the government takes delivery of the first Ghost Shark Extra-Large Autonomous Undersea Vehicle (XL-AUV) prototype, with three ...

The elusive prickly shark was observed during a submarine expedition to the depths ... This marked the first documented living evidence of the species in Panama’s eastern Pacific region.

The submarine, which is owned by an Egyptian, was licensed and so was the crew captain, he said. Even before the latest incident, a series of boating incidents and shark attacks on tourists have ...