Long before the term was a watch accuracy certification, a chronometer was a clock used on ships to track Greenwich Mean Time ...

Here's a full tried-and-tested guide to the best handheld vhf radios on the market, and Sam Fortescue's tips on safe communication at sea.

Meet ‘Super GPS’: XONA Ups the Space Race Ante With a mission to power the current and next-generation of GPS-enabled products and systems, XONA Space Systems keeps the mantra ‘precision, power and ...

Designed to enable underwater positioning in a wide new range of marine technology applications, this system is priced at $4,800, half the cost of existing underwater positioning systems. The ...

GPS found Sam Miller and her dad found a GPS navigator saying "F/V Seahorse" while they were walking on the beach Sunday morning. "Just hoping they find him quickly," said Sam Miller.