The skeleton of a spider is located on the outside of the body. The name for this is exoskeleton. | Harley Proctor got the idea to name the soap "Ivory" while he was listening to a bible reading at a church in 1879. | A dimpled golf ball produces less drag and flies farther than a smooth golf ball. | Before 1687 clocks were made with only an hour hand. | Mark Twain was born on a day in 1835 when Halley's Comet came into view. When he died in 1910, Halley's Comet was in view again.