Millions of U.S. troops fought in Vietnam. For some Americans, the war that effectively ended with the fall of Saigon 50 ...

Off the coast of Key West lies the pristine Dry Tortugas, a cluster of remote islands where coral reefs, historical forts, ...

In Native Hawaiians’ genealogical stories, says Solomon Kahoʻohalahala, the coral polyp is considered the oldest ancestor, ...

The U.S. Coast Guard released photos showing response teams on site at the Garden Island Bay marsh, located about 20 miles southeast of Venice, Louisiana. According to authorities, the leak is coming ...