Send a comment on this item to LII: Send a comment on this item to LII staff, who on weekdays will usually reply within 24 hours. 20 Things You Didn't Know About ... This series of quick facts covers science topics such as bees, robots, pencils, oil, gold, snow, telescopes, garbage, and movie scientists. Archive goes back to 2006. From Discover magazine. http://discovermagazine.com/columns/20-things-you-didnt-know Asterisk * indicates required field. Your Name Your Email Address * We will not sell or provide your email address to anyone else. Comment * Enter the verification code as it is shown in the box below. This helps prevent automated submissions. *