Ever wonder why we call it the Dog Days of Summer? Today on the show — Emily gives Maddie an astronomical reason why we associate the sweltering heat of summer with the dog star, Sirius. So, before the dog days are over, have a listen — perhaps as you head out to the sky in search of the dog star. You can email the show at [email protected]).Learn more about sponsor message choices: podcastchoices.com/adchoices)NPR Privacy Policy)