This ship is the size of a small town and travels at approximately 50 kilometers an hour. Learn more about the container ships used to transport groceries and goods across the world on Discovery Channel's "How Do They Do It."
On Discovery Channel's "Really Big Things," mining iron ore starts with drilling 60-foot holes in a drill pattern and filling the holes with explosives. Once the ore is blasted out, trucks collect the rock.
Bridges such as the Golden Gate Bridge would have been impossible to build without steel. Learn some of the benefits of steel compared to other bridge building materials on Discovery Channel's "HowStuffWorks" show.
Stainless steel was invented in the early 20th century. The key ingredient, chrome, forms a protective oxide film on the surface. In this minisode of How It's Made, find out how shiny stainless steel material is made.