 
                Why do we have anxiety?
1 November 2024 - 21 minsWhy do we worry and how can we deal with it? Why do we get anxious? Where does anxiety come from? Anxiety or worry is a hard feeling to overcome, but it’s a universal human emotion. In this episode, we explore anxiety with clinical psychologist Eileen Kennedy-Moore, also known as Dr. Friendtastic. She helps us understand why moderate anxiety is useful and necessary. But too much worry can prevent you from learning new things or doing activities that could be fun. And she has some tips for how to overcome anxious feelings.
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            Why are there so many colors?
What’s your favorite color? Where do colors come from?Why do people see colors? Does everyone see colors the same way? How many colors are there in the world? We learn about colors with Kassia St. Clair, the author of a book called The Secret Lives of Color. We talk about the science of color as well as all the ways color and culture are intertwined. Download our learning guides: PDF | Google Slide | Transcript
26 mins
31 October Finished
 
                    
            How is candy made?
Who invented candy? Why is it so sweet? Why does hard candy melt in your mouth? How are candy corn, gummies and nerds made? What makes pop rocks pop? We talk with traditional candy makers at Sticky in California and Hercules Candies in New York about how these sweet treats take their shape. And we get a little reminder about why we can’t eat sugar all day, every day. Download our learning guides: PDF | Google Slide | Transcript
19 mins
17 October Finished
 
                    
            Why do horses sleep standing up?
Why are horses so big? Why do horses have tails and manes? How do their legs move? Are their bones in their hooves? What do they eat and how do they run and jump? We tackle those questions and more in this episode all about horses. We’ll also learn a little bit more about the unique horses in Iceland, where there’s a strict ban on horses coming in from other countries. But Why visited riding instructor Sonja Noack at Hestasnild, a riding school in Iceland, to get answers to all your equine questions. Download our learning guides: PDF | Google Slide | Transcript
30 mins
3 October Finished
When did volcanoes start existing?
Volcanoes have been erupting on Earth for BILLIONS of years, and they’re still creating new landscapes today! Volcanoes can seem mysterious and scary, but people all over the world have learned to live in close proximity to active volcanoes. Today we answer questions you’ve sent us about how they form, how they erupt, what magma/lava is, and how volcanologists work to predict when they might erupt. Our guest is Freysteinn Sigmundsson, a volcanologist and professor at the University of Iceland. Download our learning guides and transcript: PDF | Google Slide | Transcript
26 mins
19 September Finished
 
                    
            How are glaciers formed?
But Why went somewhere really cool - literally - and we’re taking you along! We visited Sólheimajökull, a glacier in southern Iceland and then talked with University of Iceland glaciologist Guðfinna Aðalgeirsdóttir to discover how glaciers are formed, why they can be different colors, and how they shape the land. (Do you know the difference between a V-shaped valley and a U-shaped valley? Glaciers!) Plus we’ll talk a little bit about why glaciers around the world are retreating at such a fast pace. Download our learning guides: PDF | Google Slide | Transcript
27 mins
5 September Finished
How does wildfire smoke travel so far?
Have you noticed especially hazy skies where you live over the last few summers? While many parts of the world are experiencing more frequent and intense wildfires, even places that are nowhere near the fires are being impacted by the smoke from fires hundreds or thousands of miles away. Wildfire smoke gets so high in the atmosphere, it can be blown across a continent in a matter of days. In this special bonus episode, we’re going to learn the how and why of wildfire smoke that drifts around the world. And we’ll talk a little bit about how to stay safe when air quality goes down. Our guests are Professor Joel Thornton of the University of Washington and Dr. Gregg Furie of Brigham and Women's Hospital in Boston. Download our learning guides: PDF | Google Slide | Transcript
13 mins
29 August Finished
 
             
             
             
             
             
             
             
             
             
             
             
             
             
             
             
             
             
                    
            