Ask Smithsonian | Smithsonianhttp://www.smithsonianmag.com/rss/ask-smithsonian/RSS feed for Ask SmithsonianenWed, 23 Mar 2016 16:30:00 +0000How Do Butterflies Fly and More Questions From Our Readershttp://www.smithsonianmag.com/smithsonian-institution/how-do-butterflies-fly-questions-readers-180958501/You asked, we answeredWed, 23 Mar 2016 16:30:00 +0000Ask Smithsonian: Why Does My Nose Run When It’s Cold?http://www.smithsonianmag.com/smithsonian-institution/ask-smithsonian-why-does-my-nose-run-when-its-cold-180958383/The nose knows that runny flows are necessary in the coldMon, 21 Mar 2016 13:00:00 +0000