TED-Ed
TED-Ed: If you're an adult mayfly you'll probably die before the end of this video | Luke M. Jacobus
For most of the world’s 4,000 mayfly species, adulthood lasts roughly one day. And for some species, it’s only a matter of minutes. This isn’t because they’re all eaten up by predators. Rather, this abridged adulthood is a natural part...
SciShow
To Save Sinking Cities, Just Add Water
It's more than climate change putting coastal cities at risk of catastrophic flooding. Subsidence, or sinking, affects cities as they pump out groundwater to use. The solution might be as simple as putting it back.
PBS
That Time the Mediterranean Sea Disappeared
How could a body of water as big as the Mediterranean just...disappear? It would take decades and more than 1,000 research studies to even start to figure out the cause -- or causes -- of one of the greatest vanishing acts in Earth’s...
Amoeba Sisters
Animals: Tour of 9 Phyla
Join the Amoeba Sisters in exploring some general animal characteristics, major vocabulary used in classifying animals (such as symmetry, protostome vs deuterostome, cephalization, and coelom), and take a general tour of 9 major animal...
SciShow
This Old Sailors’ Mystery Could Help Save Swimmers
For thousands of years, sailors have been telling stories of a mysterious phenomenon called dead water. Even after scientists figured out why it happens, it still affects swimmers today.
SciShow
Antarctica's Weird Warming
Hank gets to the bottom of two studies reporting high sea ice coverage and snowmass in Antarctica in the same year that the Arctic has reported a record low of sea ice. What is going on here?
SciShow
Why’d the Ocean Stop Getting Saltier?
If salty water is constantly spilling into the world’s oceans, does that mean they are getting saltier by the day?
TED Talks
Michael Pawlyn: Using nature's genius in architecture
How can architects build a new world of sustainable beauty? By learning from nature. Michael Pawlyn describes three habits of nature that could transform architecture and society: radical resource efficiency, closed loops, and drawing...
TED Talks
Chris McKnett: The investment logic for sustainability
Sustainability is pretty clearly one of the world's most important goals; but what groups can really make environmental progress in leaps and bounds? Chris McKnett makes the case that it's large institutional investors. He shows how...
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
Why’d the Ocean Stop Getting Saltier?
If salty water is constantly spilling into the world’s oceans, does that mean they are getting saltier by the day?
SciShow
5 Sci-Fi Futures We Actually Have to Worry About
5 Sci-Fi Futures We Actually Have to Worry About
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
Climate Change Could Be Taking the Ocean’s Breath Away
The Labrador Sea is also known as the ocean's lung, and there's evidence that it's in a lot of trouble.
SciShow
This Old Sailors’ Mystery Could Help Save Swimmers
For thousands of years, sailors have been telling stories of a mysterious phenomenon called dead water. Even after scientists figured out why it happens, it still affects swimmers today.
SciShow
Antarctica's Weird Warming
Hank gets to the bottom of two studies reporting high sea ice coverage and snowmass in Antarctica in the same year that the Arctic has reported a record low of sea ice. What is going on here?
TED Talks
TED: Save the oceans, feed the world! | Jackie Savitz
What's a marine biologist doing talking about world hunger? Well, says Jackie Savitz, fixing the world's oceans might just help to feed the planet's billion hungriest people. In an eye-opening talk, Savitz tells us what’s really going on...
Crash Course
Mass Separation: Crash Course Engineering #17
It can be really important to separate out chemicals for all kinds of reasons. Today we’re going over three different processes engineers use to achieve that separation: distillation, which separates substances based on their different...
TED Talks
TED: What happens when an NGO admits failure | David Damberger
International aid groups make the same mistakes over and over again. David Damberger analyzes his own engineering failure in India -- and calls for his friends in the development sector to publicly admit, scrutinize and learn from their...
SciShow
5 Ecosystems Thriving in the Least Likely Places
Around the world, living things have managed to build truly extraordinary ecosystems in some of the last places you would think to look. Understanding these ecosystems can help us protect or repair them, and it can also help us...
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...
Be Smart
Do Fish Pee?
You know you’ve wondered. Do fish actually pee? And what does that make the ocean… one big toilet?
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...