Alaska's new map reflects the changes in our modern understanding of geology as it builds on the past. More than 750 references were used in creating the map, some as old as 1908 and as new as 2015.

GUESSWORK MAPS OF ALASKA. Share full article. Jan. 1, 1887. Credit... The New York Times Archives. ... Subscribers may view the full text of this article in its original form through TimesMachine.

Drawing on more than 750 sources and featuring hundreds of pages of supplemental material, a new map of Alaska's surface geology was a two-decade labor of love.

In our NewsHour Shares moment of the day, the U.S. Geological Survey released its first-ever digital map of Alaska, revealing thousands of geological details that can be used to contribute to new ...

But in parts of Alaska, maps of the hazards remain controversial. ... Share full article. 187. James Montivér, right, and his husband Bill, on the site of their home in Ketchikan, ...

Cold air from above the North Slope brought another round of wintery weather to Western Alaska, the Eastern Aleutians, Kodiak Island and into Southcentral Alaska as well, according to Thoman.