Unleash your inner scientist!  Today’s show is going to be filled with fun facts like how chameleons change color, the science behind addiction, and how the polar jet stream works.  National Geographic’s Almanac 2019 also reviews top travel trends, new explorations and recent discoveries.  National Geographic Explorer correspondent Cara Santa Maria joins Vicki today to discuss all that and more!

Cara is an award-winning science journalist and creator and host of the popular science podcast Talk Nerdy.  She is also a correspondent on Netflix’s Bill Nye Saves the World.