Here are some of the most interesting things I learned this year: 1. Every iron object made before 1200 BC came from meteorites. ("Bronze Age iron: Meteorite or not? A chemical strategy") 2. Santa's reindeer are all female. Male antlers don't start growing antlers until February, so any reindeer with antlers hauling goods on Christmas Eve wouldn't be male. (FDA) 3. Cookie Monster eats approximately two dozen cookies for every Sesame Street episode filming. The cookies are baked at the home of...