When an avalanche happens at the Great Sand Dunes in Colorado, it sounds like the sand is singing. Huh? How? Why? We learn about the special sand and the specific conditions that make this acoustic phenomenon possible.
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Oct 6
The hows and whys of hair
The hair on our heads is on our minds. We have fun with follicles and learn about how they make hair. Our experts help us decipher what makes hair black or brown, blonde or red, and even why it turns gray. From eye lashes to ear and nose hair, this episode has it all. Why do huma ... Show More
31m 19s
Aug 2023
A Dreamy Day at the Sand Dunes
Narrator: Arif Hodzic 🇺🇸
Writer: Jessica Doan ✍️
Sound design: crickets, breeze 🏜️ 🌬️
Includes mentions of: Food, Car, Summer, Walking, Mountain Climbing, Birds, US History, Driving, Darkness, Science & Nature, Travel.
Welcome back, sleepyheads. Tonight, we'll head to the ... Show More
59m 55s
Nov 2024
Upper-intermediate | Into the Sandstorm
<p>For anyone who has ever woken up to find their car covered in sand, the situation covered in today's lesson will be a familiar one. In some parts of the world, like Italy, France, and northern China, sandstorms are a part of the weather, even if the nearest desert lies hundred ... Show More
18m 20s
Feb 2023
Desert at Night Sound Machine (12 Hours)
Try the Dwellspring Mobile App where you can craft your own custom mixes, play them indefinitely with no 12 hour time limit, and access everything offline. Your sound sanctuary, wherever you are. Listeners of the Podcast can try the first month of Dwellspring Premium for FREE 🤑. ... Show More
11h 57m
Feb 2022
Why can you hear the ocean in a seashell?
The sounds of the ocean are so relaxing… the waves crashing on the sand, the gentle roar of the surf. And if you pick up a big seashell and put it to your ear, you can almost hear the ocean there too! One of our listeners wanted to know why, so we asked physicist Steve Errede to ... Show More
3m 25s