One of America’s most historic tall ships, the U.S. Brig Niagara, has arrived in Maine for a comprehensive, year-long ...

Scientists from around the country have begun necropsies on more than a dozen harbor porpoises found last spring, hoping to discover whether Navy sonar tests contributed to their deaths.

Experts who examined 11 harbor porpoises that died last spring — around the time a Navy ship conducted sonar tests in the area — found no evidence that the sound waves were a factor.

SEATTLE — An examination of harbor porpoises that washed ashore in Puget Sound last year showed no apparent ear damage from the USS Shoup’s sonar, Navy officials said Monday. More certain ...