The saltie Federal Welland docked in Superior on Tuesday is a perfect topic for the international discussion on ballast water. It's also a prototype of how the shipping industry is trying to fight ...

Ships that transport goods around the world are carrying some dangerous stowaways. Tiny organisms travel from port to port in a ship's ballast water. And some of them have become invasive species, ...

The 1,000-foot Great Lakes freighter Indiana Harbor is somewhere on Lake Michigan today, maybe heading back to the Twin Ports to pick up a load of coal or taconite. Deep within the boat, a system is ...