WASHINGTON — John Hessler, mathematical wizard and the senior cartographic librarian at the Library of Congress, slipped into the locked underground vaults of the library one morning last week.

Researchers used nautical charts produced in the 1770s to help quantify changes in the coral reefs of the Florida Keys over the past 240 years. Loren McClenachan, a professor at Colby College in ...

Old sailor’s tales about the seas being so full of fish you could walk on them, or oysters the size of frisbees, tend to inspire skepticism today, and for good reason—most of us have very little ...

TCart a has introduced a new line of Satellite Reconnaissance Charts designed to complement official marine navigation maps in shallow waters. These digital maps, derived from recently acquired ...

Scientists say it’s possible we could use nautical maps to understand coral loss across our own shores. EIGHTEENTH CENTURY nautical maps of the Florida Keys area, which include a stunning amount of ...

Puducherry has etched a place on the global sailing map with the city-based Pondy Yacht Club (PYC) gaining the accreditation of the International Sailing Schools Association (ISSA), an organisation ...

A team of researchers based in Australia and the United States have used historical nautical maps to determine that coral reef loss in the Florida Keys is much more extensive than previously ...