SciShow
Why Hairworms Don’t Have Hair
Hairworms, sometimes called horsehair or Gordian worms, are mind-controlling parasites with a twist. A genetic study found these nematomorph worms are missing 30% of their genome, and we don't understand how they live without genes for...
SciShow
Do Fish Drink Water?
They live in the water, but do they actually drink it? Turns out, some fish actually do! Learn all about how different kinds of fish get the fresh water that they need to survive in this new episode of SciShow!
SciShow
Brinicles: Icicles o' Death
What's salty and cold and cool as heck? Brinicles, a rarely seen undersea phenomenon the combines ice and saltwater to become every sea star's worst nightmare! Actually, they're not that scary, just awesome. Hank explains within.
TED Talks
Bilal Bomani: Plant fuels that could power a jet
Algae plus salt water equals ... fuel? At TEDxNASA@SiliconValley, Bilal Bomani reveals a self-sustaining ecosystem that produces biofuels -- without wasting arable land or fresh water.
SciShow
This Fish Bulks Up When Danger is Near
Sometimes the hairs on the back of your neck raise up when you sense that danger might be near, but what if you were also able to bulk yourself up like a muscular balloon to fend off that danger? This fish, it turns out, can do exactly...
SciShow
Instant Fish: Just Add Water | Salamanderfish
In the peat flats of Western Australia, a peculiar fish lies in wait: salamanderfish spend several months buried underground until the dry sand they live in fills with water again.
TED-Ed
TED-Ed: Where we get our fresh water - Christiana Z. Peppard
Fresh water accounts for only 2.5% of Earth's water, yet it is vital for human civilization. What are our sources of fresh water? In the first of a two part series on fresh water, Christiana Z. Peppard breaks the numbers down and...
TED Talks
TED: Dragonflies that fly across oceans | Charles Anderson
While living and working as a marine biologist in Maldives, Charles Anderson noticed sudden explosions of dragonflies at certain times of year. He explains how he carefully tracked the path of a plain, little dragonfly called the globe...
SciShow
There's a Wave Made Out of Fish
If you’ve been to a sporting event with a large number of people, you’ve likely seen, or even been a part of, “the wave.” But did you know that there are little fishies who do a version of the wave not for fun, but for survival?
MinuteEarth
The Freshwater Paradox
Even though less than 1% of Earth's water is freshwater, it's the home for 50% of fish species. This is the Freshwater Paradox.
Amoeba Sisters
Osmosis and Water Potential (Updated)
Explore the process of osmosis in this updated Amoeba Sisters video! Video features real life examples of osmosis, important vocab, and introduces concept of water potential and turgor pressure in plant cells. Expand details for table of...
TED-Ed
TED-ED: Eli the eel: A mysterious migration - James Prosek
They're slippery. They're slithery. And while they totally look like underwater snakes, eels are, in fact, unique fish that can breathe through their skin and even survive out of water. James Prosek tracks the life journey of Eli the...
SciShow
Do Fish Drink Water?
You'd think that animals that lived in water wouldn't have to drink it -- but some fish do. Learn all about how different kinds of fish get the fresh water that they need to survive.
SciShow
The Horrifying Truth About Swimmer's Itch
Also known as cercarial dermatitis, swimmer’s itch is more than just an annoying rash…
Crash Course Kids
Water Water Everywhere
So you know about Freshwater and Saltwater now and you know that there's not that much Freshwater for us (and other life) to get to. So how do different animals deal with different amounts of water where they live? In this episode of...
TED-Ed
TED-Ed: Fresh water scarcity: An introduction to the problem - Christiana Z. Peppard
Fresh water is essential for life -- and there's not nearly enough of it for the world right now. Why is that, and what could we do? Christiana Z. Peppard lays out the big questions of our global water problem. And no, shorter showers...
Crash Course Kids
Water Fight!
So, what happens when there's not enough water? Well... not good things. Do we let homes have more water for showering and cooking? Or do we let farms have the water for growing crops? There aren't any easy solutions, but today Sabrina...
SciShow Kids
How to Save Water (and Help the Earth!)
Squeaks and Mister Brown have a leaky faucet! Luckily this is a great chance to learn about how they can save water. SOURCES: Second Grade Next Generation Science Standards Disciplinary Core Idea: ESS2.C: The Roles of Water in Earth’s...
Crash Course Kids
The Basics of Freshwater
We have a lot of water on Earth, but we also can't actually drink much of it... or use it for farming. That's because most of the water on Earth is saltwater. We humans, like a lot of living things, need freshwater to survive. In this...
Crash Course
Groundwater & the Israeli-Palestinian Conflict: Crash Course Geography
The Arab-Israeli Conflict, which is the ongoing political tensions and military conflicts between Arab nations and Israel, is one of the longest and most complex disputes in the world. Today, we're going to focus on more recent events,...
Crash Course Kids
A Fresh Future
So, how are people fixing their water problems? In this episode of Crash Course Kids, Sabrina talks about a few different examples how some freshwater sources were good, then bad, then made good again. Also, Sabrina talks about...
Bozeman Science
Water Resources
In this video Paul Andersen explains how water is unequally distributed around the globe through the hydrologic cycles. Seawater is everywhere but is not useful without costly desalination. Freshwater is divided between surface water and...
Crash Course Kids
H2O-NO! - Fresh Water Problems
What happens to a single ecosystem when the amount of freshwater available in it changes? Not really much good. In this episode of Crash Course Kids, Sabrina talks about ecosystems and how one small change can lead to a cascade effect in...
Curated Video
Water Crisis in the Maldives: Desalination and Rainwater Harvesting as Solutions
This video discusses the ongoing water crisis in the Maldives following the December tsunami. It highlights the short-term solution of using desalination units to turn seawater into drinking water, which is currently being relied upon by...