PORTLAND, Ore. — An advance in sonar technology may soon enable standard sonar equipment to more accurately detect and map underwater artifacts such as mines, even when they are buried. “Our results ...
The U.S. and Canadian navies have long done sonar testing in orca waters. Now, environmental groups and Washington Gov. Jay Inslee are fighting a U.S. Navy proposal that could harm up to 51 endangered ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results