Crash Course
Crash Course Outbreak Science Preview
Welcome to Crash Course Outbreak Science! What do pathogens actually do to us that makes us sick? Why do societies respond to outbreaks of infectious diseases the way they do? How can we stop the next outbreak? These are the kinds of...
TED Talks
TED: What rivers can tell us about the earth's history | Liz Hajek
Rivers are one of nature's most powerful forces -- they bulldoze mountains and carve up the earth, and their courses are constantly moving. Understanding how they form and how they'll change is important for those that call their banks...
TED-Ed
TED-Ed: A year in the life of one of Earth's weirdest animals | Gilad Bino
Waddling along the parched Australian earth, a female platypus is searching for fresh water. Over the past year, a severe drought turned rivers and streams to mere trickles. She barely survived and was unable to reproduce. Could the next...
TED-Ed
TED-ED: The tragic myth of Orpheus and Eurydice - Brendan Pelsue
The marriage of Orpheus, the greatest of all poets and musicians, to Eurydice, a wood nymph, was heralded as the perfect union. Anyone could tell the couple was deeply in love. So when their wedding ceremony ended in Eurydice's untimely...
Crash Course
The Black Legend, Native Americans, and Spaniards Crash Course US History
In which John Green kicks off Crash Course US History! Why, you may ask, are we covering US History, and not more World History, or the history of some other country, or the very specific history of your home region? Well, the reasons...
Crash Course Kids
Current Events
What are air currents? Air currents are like rivers of wind caused by areas of high and low pressure.The air above the land is warmer and less dense, so it rises. The air over the water is cooler and heavier. The cool air rushes in...
TED-Ed
Why every world map is wrong | Kayla Wolf
Fourteen Greenlands could fit in Africa— but you wouldn't guess it from most maps of the world. The fact is, every world map humans have ever made is wrong. Actually, it's impossible to make a flat map of the whole spherical world 100%...
Bozeman Science
Forestry and Rangelands
In this video Paul Andersen explains how forests and rangelands are managed to provide renewable lumber and cattle. Threats to renewability of forests include old-growth logging, forest fires, and tree plantations. Threats to renewable...
Crash Course Kids
Defining Gravity
So, if gravity pulls everything down, then why don't things on the bottom of the Earth get pulled down into space? In this episode of Crash Course Kids, Sabrina talks about gravity and explains that when we talk about gravity pulling...
Crash Course Kids
Let's Take a Hike
Today we're going to take a hike up Mt. Kilimanjaro so we can talk about how the geosphere changes based on many different things. On the same mountain we can travel through many different habitats like rain forests, savannas, and...
SciShow
Earthquake Science, and the Disaster That Created It
What happened March 27, 1964? Alaska knows very wellÉ Join us to learn more about earthquakes with host Hank Green on this infusion of SciShow.
SciShow Kids
The Biggest Rodent!
Rodents are known for being pretty small, but wait till you see the world's largest rodent: the capybara!
SciShow
We're Going to Europa!
NASA's working on a mission to send a probe and a lander to Europa, but there are many challenges to overcome to make it happen.
TED-Ed
TED-ED: A day in the life of a Roman soldier - Robert Garland
The year is 15 CE, and the Roman Empire is prospering. Most of the credit will go to the emperor, but this success wouldn't have been possible without loyal soldiers like Servius Felix. Robert Garland illuminates what life was like for a...
SciShow Kids
Build Earth from the Inside Out! - #sciencegoals
We all know that the Earth is huge, but what is it made of? Join Jessi and Squeaks for a fun activity to learn about Earth's layers, and to make your own model of Earth!
SciShow Kids
Make Your Own Erosion! - #sciencegoals
Join Jessi and create your own mini landscape, to see how water can cause erosion, and change a landscape into something different! #sciencegoals
Crash Course Kids
What On Earth
We've already talked about how the Earth is divided into four spheres (The Hydrosphere, the Biosphere, the Geosphere, and the Atmosphere). But, how do these different sphere interact with each other? In this episode of Crash Course Kids,...
Crash Course
Humans and Nature and Creation: Crash Course World Mythology
In which Mike Rugnetta brings you the final installation of our unit on creation myths. This week, we're talking about human beings and their relationship to the natural world. It turns out foundational stories have a lot to teach us...
TED-Ed
TED-Ed: The five major world religions - John Bellaimey
It's perfectly human to grapple with questions, like 'Where do we come from?' and 'How do I live a life of meaning?' These existential questions are central to the five major world religions -- and that's not all that connects these...
TED-Ed
TED-ED: How did Polynesian wayfinders navigate the Pacific Ocean? - Alan Tamayose and Shantell De Silva
Imagine setting sail from Hawaii in a canoe. Your target is a small island thousands of kilometers away in the middle of the Pacific Ocean - a body of water that covers more than 160 million square kilometers. For thousands of years,...
Curated Video
What was the Secret Weapon of the Carthaginian Empire?
What was the Secret Weapon of the Carthaginian Empire?
Curated Video
The History of Migration: From Animals to Humans
This video explores the concept of migration, highlighting how animals, including humans, migrate for various reasons. It delves into the migratory patterns of ducks, fish, and even planets. Additionally, it discusses the ancient...
Curated Video
Journey to the Center of the Earth: Exploring Earth's Layers
This video explores the layers of the Earth, from the crust to the inner core, comparing it to the layers of a sandwich. They discuss the composition and characteristics of each layer, highlighting the unique properties of the mantle,...
Curated Video
Second And Third Anglo Powhatan Wars
The second video covering Anglo-Powhatan wars. In the first one we covered the first Anglo-Powhatan war and the Jamestown massacre, so here we talk about the second and third Anglo-Powhatan wars, relations between the two sides and...