Just curious: This occasional feature in the Des Moines Register aims to answer your questions about Iowa. Is there some place, event, lore, history or cultural quirk you're just curious about? Email ...

February is known as a special month for innovation as it marks birthdays of some of the worlds greatest ever inventors and inventions. We can think especially of American inventor Thomas Alva Edison, ...

Harry Ferguson (1884 - 1960) simply was a genius, a man of great innovatory vision and everything he did was carefully considered. From when he invented the modern tractor with quickly interchangeable ...