NEW YORK (AP) — New York’s iconic St. Patrick’s Cathedral is unveiling a massive new mural that honors the city’s immigrants.

Mary Vaux Walcott (1860-1940), considered to be one of America’s most important naturalists, recorded in watercolor paintings ...

About a century before Glacier Bay became a national park, conservationist John Muir visited the landform now called Russell ...

A retreating glacier has revealed a new island in Alaska, as lake water filled in to surround a land mass once hugged by ice. Glaciologist Mauri S.