It’s a clear, sunny day, and you hear a 4- to 6-second blast of a ship’s whistle or horn. What should you do? Please, look for the source! This signal … [Read more...]
It’s a clear, sunny day, and you hear a 4- to 6-second blast of a ship’s whistle or horn. What should you do? Please, look for the source! This signal … [Read more...]