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 ...

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.

A few weeks ago, an international expedition exploring the Weddell Sea in the Antarctic stumbled on something truly unexpected. An uncharted island located in an area navigational charts simply deemed ...

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 ...

No audio available for this content. TCart a has introduced a new line of Satellite Reconnaissance Charts designed to complement official marine navigation maps in shallow waters. These digital maps, ...