Instructional Video19:36
3Blue1Brown

Science YouTubers attempting a graph theory puzzle

12th - Higher Ed
A classic puzzle in graph theory, the "Utilities problem", a description of why it is unsolvable on a plane, and how it becomes solvable on surfaces with a different topology.
Instructional Video9:46
SciShow

Are We Overdue for a Megaquake?

12th - Higher Ed
If you live in the U.S. you may have heard that the Pacific Northwest is supposedly overdue for an earthquake of colossal, devastating proportions. If that’s true, how can we better understand the threat and be prepared for the day it...
Instructional Video4:55
SciShow

Active Volcanoes on Mars?

12th - Higher Ed
Mars is covered with the remnants of long-dead volcanoes, but one of them might have been alive surprisingly recently.
Instructional Video4:07
SciShow

Hypercanes: The Next Big Disaster Movie?

12th - Higher Ed
Do you ever think of what could cause the next big extinction? How about a super massive tropical storm that sweeps over continents? Hey, it could happen! Check out this SciShow Dose to see how a hypercane would be possible.
Instructional Video5:12
SciShow

Maybe There's No Phosphine on Venus | SciShow News

12th - Higher Ed
Remember when astrophysicists thought they'd found signs of life on Venus? A different team re-crunched the numbers, and their results raised some questions about that claim. Also, a bunch of exoplanets are doing a really precise dance...
Instructional Video5:39
SciShow

When Blindsight is 20 20

12th - Higher Ed
We tend to think of physical blindness like a blindfold, but it’s much more complicated than that, and in some instances, people who have lost their vision can still "see" subconsciously.
Instructional Video3:49
TED-Ed

TED-Ed: Where we get our fresh water - Christiana Z. Peppard

Pre-K - Higher Ed
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...
Instructional Video15:43
TED Talks

Risa Wechsler: The search for dark matter -- and what we've found so far

12th - Higher Ed
Roughly 85 percent of mass in the universe is "dark matter" -- mysterious material that can't be directly observed but has an immense influence on the cosmos. What exactly is this strange stuff, and what does it have to do with our...
Instructional Video5:26
SciShow

Hotter Than Death Valley | Weird Places

12th - Higher Ed
With acidic puddles, lava lakes, and one of the most important early hominid discoveries, the Danakil Depression is home to all of the extremes.
Instructional Video7:20
SciShow

What Slot Machines Can Tell Us About Our Brains

12th - Higher Ed
The rise of lootboxes in video games has led to numerous investigations seeking to establish just how close to gambling they are. While the science behind lootboxes is only just beginning to come in, we do know a lot about how other...
Instructional Video15:39
TED Talks

TED: How poachers became caretakers | John Kasaona

12th - Higher Ed
In his home of Namibia, John Kasaona is working on an innovative way to protect endangered animal species: giving nearby villagers (including former poachers) responsibility for caring for the animals. And it's working.
Instructional Video8:48
TED Talks

TED: Why stay in Chernobyl? Because it's home. | Holly Morris

12th - Higher Ed
Chernobyl was the site of the world's worst nuclear accident and, for the past 27 years, the area around the plant has been known as the Exclusion Zone. And yet, a community of about 200 people live there -- almost all of them elderly...
Instructional Video5:27
TED-Ed

TED-Ed: Are locust plagues unstoppable? | Jeffrey A. Lockwood

Pre-K - Higher Ed
A ravenous swarm stretches as far as the eye can see. It has no leader or strategic plan; its only goals are to eat, breed, and move on. These are desert locusts— infamous for their capacity for destruction. But most of the time desert...
Instructional Video8:56
SciShow

Ecosystems Around the Globe Contain Echoes of Past Peoples

12th - Higher Ed
There’s a common misconception that humans of the past lived in harmony with their environments and left them “pristine and untouched.” However, there is plenty of evidence that these relationships were much more complicated
Instructional Video3:21
SciShow

4 Science Superlatives of 2014

12th - Higher Ed
SciShow News looks at some of the firsts, highests, and lowests of the year in science.
Instructional Video3:23
TED Talks

Carolyn Porco: Could a Saturn moon harbor life?

12th - Higher Ed
Carolyn Porco shares exciting new findings from the Cassini spacecraft's recent sweep of one of Saturn's moons, Enceladus. Samples gathered from the moon's icy geysers hint that an ocean under its surface could harbor life.
Instructional Video4:19
TED-Ed

TED-Ed: The ferocious predatory dinosaurs of Cretaceous Sahara - Nizar Ibrahim

Pre-K - Higher Ed
In Cretaceous times (around 100 million years ago), North Africa was home to a huge river system and a bizarre menagerie of giant prehistoric predators -- including the Spinosaurus, a dinosaur even more fearsome than the Tyrannosaurus...
Instructional Video3:14
SciShow

Motor Proteins: Tiny Pirates in Your Cells

12th - Higher Ed
To some they look like bow-legged cowboys. To others, swaggering pirates. Either way, the two-legged molecules known as motor proteins are what get the job of living done in most of your cells.
Instructional Video3:14
SciShow

Motor Proteins Tiny Pirates in Your Cells

12th - Higher Ed
To some they look like bow-legged cowboys. To others, swaggering pirates. Either way, the two-legged molecules known as motor proteins are what get the job of living done in most of your cells.
Instructional Video4:51
TED-Ed

TED-Ed: A riddle of ice and fire dragons | Henri Picciotto

Pre-K - Higher Ed
It's your first day as Center Realm's official cartographer, and you've already got a big problem. Center Realm is home to three elder dragons: two ice, one fire, and they've lived in harmony for centuries. But scouts have sighted three...
Instructional Video17:50
TED Talks

TED: A global culture to fight extremism | Maajid Nawaz

12th - Higher Ed
Why do transnational extremist organizations succeed where democratic movements have a harder time taking hold? Maajid Nawaz, a former Islamist extremist, asks for new grassroots stories and global social activism to spread democracy in...
Instructional Video10:46
TED Talks

Sheikha Al Mayassa: Globalizing the local, localizing the global

12th - Higher Ed
Sheikha Al Mayassa, a patron of artists, storytellers and filmmakers in Qatar, talks about how art and culture create a country's identity -- and allow every country to share its unique identity with the wider world. As she says: "We...
Instructional Video4:43
SciShow

Why Was Mars's Underground Lake So Hard to Find? - Breaking News!

12th - Higher Ed
Researchers have discovered an underground, liquid water lake on Mars! What might it be like, and why did it take us so long to find it?
Instructional Video10:50
TED Talks

TED: Cloudy with a chance of joy | Gavin Pretor-Pinney

12th - Higher Ed
You don't need to plan an exotic trip to find creative inspiration. Just look up, says Gavin Pretor-Pinney, founder of the Cloud Appreciation Society. As he shares charming photos of nature's finest aerial architecture, Pretor-Pinney...