logo
episode-header-image
Apr 2021
3m 8s

BrainStuff Classics: Why Are the Oceans ...

iHeartPodcasts
About this episode

Seawater is salty because of several quirks in Earth's water cycle. Learn the reasons why in this classic episode of BrainStuff, based on this article: https://science.howstuffworks.com/environmental/earth/oceanography/why-is-seawater-salty.htm

Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

See omnystudio.com/listener for privacy information.

Up next
Today
Could a Solar Flare Wipe Out Earth's Electronics?
<p>Powerful events on the surface of the sun, like solar flares and coronal mass ejections, produce radiation and magnetic waves that could indeed affect electrical and communications systems here on Earth -- though they'd have to be massive. Learn more in this episode of BrainSt ... Show More
9m 34s
Yesterday
How Can Dolphins Detect Sea Mines?
<p>The U.S. Navy has been training bottlenose dolphins for operations like detecting undersea mines and guarding vessels since the 1960s. Learn about the Marine Mammal Program in this episode of BrainStuff, based on this article: https://animals.howstuffworks.com/mammals/dolphin- ... Show More
11m 7s
Nov 25
How Does the Skin Barrier Work?
<p>Our skin is our first line of defense as we move through the world, providing both a physical barrier and an immune barrier against microbes and other dangers that could make us sick. Learn how the skin barrier works in this episode of BrainStuff.</p><p>See <a href="https://om ... Show More
10m 52s
Recommended Episodes
Jan 2018
Don't Drink the Salt Water
<p>Whether you draw your wisdom from 18th century poems or experience in the surf, you probably know that drinking seawater is a terrible idea. But exactly why shouldn’t you drink saltwater? What happens if you do? Can it really drive you mad with hallucinations? In this episode ... Show More
48m 30s
Nov 2018
Where Did Earth's Water Come From?
tail spinning
30m 28s
Jun 2024
Salt Mysteries: Unraveling Why the Sea Is Salty
Dive into a salty adventure with "English for Kids"! In this exciting episode, we're joined by Dr. Marina, a marine biologist, to explore the intriguing question: Why is the sea salty? From the journey of minerals from rocks to our vast oceans, to the crucial role salt plays in m ... Show More
5m 34s
Sep 2010
How Sonar Works
<p>Sonar uses sound to gauge the distance between objects. Although most people associate sonar with submarines, humans use sonar for a lot more than underwater navigation. In this episode, Jonathan and Chris take a look at the mechanics behind sonar.</p><p> </p> Learn more about ... Show More
32m 39s
May 2019
SYSK Selects: How Does a Diving Bell Work?
<p>About 2,400 years ago Aristotle mentions the use of diving bells, apparatuses that convey divers to the bottom of the sea -- or at least below the surface of the water -- and allows them to breathe -- at least until the air runs out. Learn about the physics of this clever and ... Show More
31m 8s
Jan 2022
Deep ocean exploration
UCL oceanographer Helen Czerski explores life in the ocean depths with a panel of deep sea biologists. They take us to deep ocean coral gardens on sea mounts, to extraordinary hydrothermal vent ecosystems teeming with weird lifeforms fed by chemosynthetic microbes, to the remarka ... Show More
37m 16s
Aug 2020
Lab 028: There’s Something in the Water
The ocean covers 70% of the earth's surface, but we know so little about it and how it affects our lives. In this Lab, Titi and Zakiya bring the ocean to your front door, exploring how the ocean is impacted by climate change and how it fights back. Guest: Dr. Ayana Elizabeth John ... Show More
39m 26s
Sep 2015
Sounds of the Seas
How noisy is the underwater environment? Tom Heap dips beneath the surface to find out if man-made noise is affecting the marine life that lives below the waves.Costing The Earth begins a new series with three programmes investigating the health of our oceans. The team tackles oc ... Show More
27m 42s
Jul 2021
How Reverse Osmosis Will Save the World
<p>Can we save the future of the human race with some thin membranes riddled with ultra-tiny holes? Science says yes! Thanks to reverse osmosis filtration, we can turn saltwater to fresh and finally say, Water, water everywhere so let’s all have a drink!</p><p> </p> Learn more ab ... Show More
43m 7s
Dec 2014
How Sea Monsters Work
<p>Legends of sea monsters are as old as humanity, and some ancient cultures even credited with creating the universe. Even today when the sea washes something odd ashore we see monsters - we understand there's much more than appears above the surface.</p><p> </p> Learn more abou ... Show More
36m 22s