Centuries ago, monks who took a vow of silence developed their own hand signs, with hundreds of gestures, that are still in use today. Plus, how do speakers of different languages distinguish similar shades and tints of colors such as red, yellow...
After studying the periodic table, Quiz Guy John Chaneski has concocted a brain teaser about names for the elements. For example, which elements are named for the sun and moon respectively? This is part of a complete episode. Transcript of “My...

