Plus, 100 days, whistled languages and the greatest art heist ever.

Happy Tuesday No Morse code phrase is more iconic than "SOS." A universally recognized distress signal, SOS was first adopted as such by German telegraphers in the year 1905. In International Morse Code, "S" is three dots and "O" is three dashes, and "dot-dot-dot-dash-dash-dash-dot-dot-dot" (...---...) is an easy sequence to remember — even when you're in grave peril.    Now that you're a bit more survival smart, let's get on to some of our favorite new stories. 🙌 Banned in the U.S.A.: 8 Foods You Can't Eat in America These eight foods are banned in at least some, if not all, of the states in America. Have you tried any of them? Read more >> Reviving the Story Behind the Greatest Art Heist Ever We interview the two brothers determined to solve this 30-year plus mystery. Read more >> Why Don't Critics Like the Same Films as the Rest of Us? In light of the recent Oscars, we were wondering. Read more >> 10 Wild Facts About the Aye-Aye, a Most Improbable Animal Here's one: They're Madagascar's answer to woodpeckers. Read more >> Why Do We Care About the First 100 Days? After all, we elect presidents for terms of 1,460 days. What's so important about these first three months and change? Read more >> Just Put Your Lips Together and Blow: How Whistled Languages Work And no, that shouldn't read How Whistled Languages Worked. There are more than 70 groups around the world who engage in special whistled languages. Read more >> Q: Beach or mountains: which do you prefer?   Thanks to everyone who shared their favorite national park with us last week. This week we're doing another poll and we want to if you all are beach or mountain lovers! Let us know by clicking on one of the buttons below.   Beach Mountains Copyright © 2021 HowStuffWorks, All rights reserved. You are receiving this email because you opted in at our website howstuffworks.com Our mailing address is: HowStuffWorks 1501 Main St Suite 101 Venice, CA 90291 Want to change how you receive these promotional emails? You can update your preferences or unsubscribe from this list