GPS and radar can scout out missing objects on Earth's surface but are no match for the ocean. Water absorbs electromagnetic radiation, which is why sonar tech using sound waves is necessary. But even ...

“A cellphone ping last placed the vessel two miles offshore Chatham,” the Coast Guard said A father and daughter discovered a GPS unit on a beach supposedly belonging to the missing boat The U.S.

Rescue teams are racing against time to find a submersible vessel in the Atlantic Ocean on Tuesday after a tourist sub carrying five people went missing during an expedition to explore the wreck of ...

The new Fanbeam laser radar sensor from Renishaw’s spatial measurement division provides repetitive, high-accuracy dynamic positioning (DP) to offshore support vessels (OSV) and other marine ...

Albatrosses fitted with high-tech tracking sensors are helping identify fishing boats possibly operating illegally in the southern Indian Ocean, scientists say. The seabirds were put to work ...