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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Jul 14
Why are brains so squishy?
Our brains are amazing machines, but they are also very delicate. We have to wear helmets when we bike, skate, or do other activities where we might bang our skulls. Why is the brain so sensitive? Turns out, it’s a soft blob a lot like tofu, but that softness lets it do some pret ... Show More
34 m
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 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