Fran Scott describes some of the uses of steel and then finds out how it is made from iron that has been produced in a blast furnace. The carbon content is reduced by blasting heated oxygen onto ...

CURIOUS CAT:'The tins are made of steel, and steel is made from special rocks underground called iron ore. Iron is a metal, and it's found in rocks deep underground. To get to these rocks ...

Energy innovation can take many forms, and the variety in energy research was on display at the summit. ARPA-E, part of the ...

Cast iron has a 2% to 3.5% carbon content, while carbon steel has less than 2%. This subtle difference results in two pieces ...

Iron is the main ingredient in various forms of iron and steel, but the various types of metals contain other elements as well. Sometimes these elements are unwanted; other times they're ...