Instructional Video7:15
SciShow

The Lake Where Hundreds of People Died… Twice

12th - Higher Ed
India's Roopkund Lake, also known as Skeleton Lake, is the site of gruesome sculptures of human bones. Many causes of these deaths have been proposed, from hail to divine intervention. But scientists now think that whatever happened, it...
Instructional Video7:05
SciShow

Why the Great Salt Lake is Two Completely Different Colors

12th - Higher Ed
Today, the Great Salt Lake of Utah has multiples of the ocean's salt concentration. But it didn't used to be so salty. In fact, it used to be Lake Bonneville. And we know its story thanks to microscopic diatoms and Dr. Ruth Patrick....
Instructional Video4:51
SciShow

This Canadian Lake Changes Its Spots Every Year

12th - Higher Ed
This lake in Canada sports a stunning summer look - spots! And the weird geology and hydrology that makes these spots is definitely worth talking about. Plus, Spotted Lake may not be the only one of its kind, and might tell us more about...
Instructional Video5:45
SciShow

A Fish In This Lake Evolved Into 850 Different Species

12th - Higher Ed
When conditions are just right, one species can turn into hundreds in a short period of time. Welcome to the weird world of adaptive radiation. Hosted by: Jaida Elcock
Instructional Video6:35
TED Talks

Norse mythology’s climate lessons for the future | Lauren Fadiman

12th - Higher Ed
What if ancient myths are warnings for the future? Contemporary folklorist Lauren Fadiman explores how the Norse tale of Ragnarök may stem from real climate catastrophe, revealing how folklore preserves lessons of resilience and can...
Instructional Video3:01
MinuteEarth

What Happens When Predators Disappear?

12th - Higher Ed
A world without predators. It sounds like a safer, happier world, but come on, this is science…
Instructional Video5:29
SciShow Kids

Think Like an Engineer: Juniper's Problem | SciShow Kids

K - 5th
Squeaks, Jessi, and the gang are all going on vacation to the lake, but there's a problem. Our friend Juniper needs a boat, and ours is missing! Jessi proposes we think like engineers and gather information to find a way to solve our...
Instructional Video5:14
SciShow Kids

Think Like an Engineer: Let's Design a Solution! | SciShow Kids

K - 5th
Squeaks, Jessi, and the gang are designing a raft for their friend Juniper. They'll think like engineers and learn how to create a design that solves their problem.
Instructional Video5:04
SciShow Kids

Think Like an Engineer: The BEST Solution! | SciShow Kids

K - 5th
Squeaks, Jessi, and the gang have all designed rafts for our friend Juniper to ride. Now, we'll think like engineers by testing our designs, comparing them, and improving them to make the very best raft we can!
Instructional Video5:17
TED-Ed

TED-Ed: Scientists are obsessed with this lake | Nicola Storelli and Daniele Zanzi

Pre-K - Higher Ed
In the millions of years since oxygen began saturating Earth’s oceans and atmosphere, most organisms have evolved to rely on this gas. However, there are some places where oxygen-averse microorganisms like those from Earth’s earliest...
Instructional Video6:45
SciShow

We Discovered a New Natural Cycle!

12th - Higher Ed
So we all know about the carbon cycle, and the water cycle, and maybe even the nitrogen cycle. But new research has figured out there's a salt cycle, too. Problem is, that same research has found that we already broke it. Here's what...
Instructional Video4:45
SciShow

Why the Oldest Fish in the World Lives in a Desert

12th - Higher Ed
The longest-living group of freshwater fish has been discovered... in a desert. Thanks to humans stocking artificial lakes, and to some awesome citizen scientists, we've learned that buffalofish can easily live to a hundred years old.
Instructional Video7:01
SciShow Kids

How Do Lakes Form? | Goodbye, Mister Brown! | SciShow Kids

K - 5th
Mister Brown is moving away to Wisconsin, so Jessi, Squeaks and all of his Fort friends are here to say goodbye. But before he goes, Mister Brown want to teach everyone about the place he's moving to and all the amazing glacial lakes...
Instructional Video6:56
SciShow

The Human Era Has an Official Start. It’s a Lake in Canada

12th - Higher Ed
Recently, a group of scientists have declared that the start of the Anthropocene, the time of outsize human influence on Earth, to be Crawford Lake in Canada. But how can a time be a place? We'll explain, and maybe grab some maple syrup.
Instructional Video10:51
SciShow

This is How We’ll “See” the Universe’s First Second

12th - Higher Ed
In June 2023, scientists around the world announced the first official detection of the gravitational wave background — a cacophonous symphony of gravitational waves coming from every direction in space. Buried within that cosmic noise,...
Instructional Video9:28
PBS

How 7,000 Years of Epic Floods Changed the World (w/ SciShow!)

12th - Higher Ed
Strange geologic landmarks in the Pacific Northwest are the lingering remains of a mystery that took nearly half a century to solve. These features turned out to be a result one of the most powerful and bizarre episodes in geologic...
Instructional Video9:59
PBS

How a Supervolcano Ignited an Evolutionary Debate

12th - Higher Ed
The Toba supervolcano was the biggest explosive eruption of the last 2.5 million years. And humans were around to see it, or at least feel its effects! But what were those effects?
Instructional Video6:02
SciShow

The Truth Behind the Disappearing Lakes

12th - Higher Ed
Around the world, there are lakes that disappear without warning. Then, suddenly without warning, they sometimes return! This vanishing and reappearing affect reveals some surprising connections. Learn all about it with Hank on this new...
Instructional Video5:31
SciShow

The Catastrophic Flood That Triggered an Ice Age | ft. PBS Eons

12th - Higher Ed
Did you know that a massive ancient flood triggered a thousand year ice age? 13,000 years ago, North America seemed to be thawing from a 2.6 million-year ice age. Then, a huge swath of Earth was suddenly plunged back into the cold for...
Instructional Video4:59
SciShow

How We Fixed the Most Radioactive Place on Earth

12th - Higher Ed
Once upon a time, there was a lake that was so radioactive, that standing on its shore for more than an hour would almost definitely kill you. Join Olivia to learn how it got that bad in the first place, and what was done to fix it!
Instructional Video7:13
SciShow

8 Incredible Record-Breaking Bridges

12th - Higher Ed
All across the world people need to get from one place to another. And sometimes to get to that other place we need bridges. Here are eight bridges that are extraordinary in their own way, from standing the test of time to handling...
Instructional Video4:22
SciShow

A Giant Underground Lake on Mars! | Breaking News

12th - Higher Ed
Scientists have discovered an underground lake of liquid water on Mars! While this isn’t itself evidence for life on Mars, it does raise some new possibilities.
Instructional Video4:03
SciShow

Weird Places: The Lava Lake in Antarctica

12th - Higher Ed
What could be cooler than a permanent lava lake surrounded by snow!?
Instructional Video3:14
SciShow

Limnic Eruptions: When Lakes Explode

12th - Higher Ed
SciShow takes you inside a limnic eruption, a natural disaster that’s as deadly as it is rare.