SciShow
6 Dangerous Diseases Hiding in U.S. Backyards
Microbes are all around us, on everything we touch, drink, or eat. While most microbes can't hurt us, you don't have to go much farther than your own backyard to find some that really can! Chapters PLAGUE 0:39 TULAREMIA 4:48...
MinutePhysics
Why Isn't It Faster To Fly West?
If the earth is spinning to the east at 1000 miles per hour... why can't we fly west more easily?
MinuteEarth
The Place Where Time Flows Backwards
People all around the world tend to represent time via space, but there’s no consensus on which way time goes.
TED-Ed
TED-ED: Should we eat bugs? - Emma Bryce
What's tasty, abundant and high in protein? Bugs! Although less common outside the tropics, entomophagy, the practice of eating bugs, was once extremely widespread throughout cultures. You may feel icky about munching on insects, but...
Crash Course Kids
How to Get Resources - Picky Pineapples
Want a Pineapple? If you want a pineapple, it's possible you can just run down to the store and get one. But, if you wanted to grow one, that's a lot more difficult depending on where you live. In this episode of Crash Course Kids,...
Be Smart
El Nino and Why We Can't Predict the Weather
What is El Nino? Why can't we predict the weather? Just a few slight changes in global climate patterns can drastically shift the weather. Thanks to chaos theory, even our smartest meteorologists can't predict weather correctly.
TED-Ed
TED-ED: The Silk Road: Connecting the ancient world through trade - Shannon Harris Castelo
With modern technology, a global exchange of goods and ideas can happen at the click of a button. But what about 2,000 years ago? Shannon Harris Castelo unfolds the history of the 5,000-mile Silk Road, a network of multiple routes that...
TED Talks
Harsha Bhogle: The rise of cricket, the rise of India
The tale of a major global cultural phenomenon: Cricket commentator Harsha Bhogle describes the spectacular arrival of fast-paced 20-20 cricket as it parallels the rise of modern India. He traces the game from its sleepy English roots to...
SciShow
The Equator Is a Bad Place for These Rocket Launches
Some satellites orbit in the same direction the planet rotates, which means they get a boost for their launch, but most have orbits where that isn’t ideal, and that creates some challenges for engineers.
MinutePhysics
TOP 10 REASONS Why We Know the Earth is Round
TOP 10 REASONS Why We Know the Earth is Round
SciShow
Did We Find Longitude Thanks To A...Clock?
The equator is a clear and accurate line around Earth that makes measuring latitude a precise science, but when it came to figuring out how to do that with longitude, British sailors were at a loss. Until they devised a competition.
Crash Course Kids
Following the Sun
Have you ever wondered why your shadow is longer sometimes and shorter others? It turns out it all has to do with that marvelous big ball of light in the sky; The Sun! This first series is based on 5th grade science. We're super excited...
Crash Course
Growth, Cities, and Immigration Crash Course US History
In which John Green teaches you about the massive immigration to the United States during the late 19th and early 20th century. Immigrants flocked to the US from all over the world in this time period. Millions of Europeans moved to the...
Crash Course
The Great Migration: Crash Course Black American History
In 1910, 90% of Black Americans lived in the South. By 1940, around 1.5 million Black Americans had left their homes, and 77% lived in the South. By 1970, 52% of Black Americans remained in the South. People moved away for many reasons,...
Crash Course
The Death and Resurrection of Theater as...Liturgical Drama: Crash Course Theater #8
As the Roman Empire fell, so did the theater. If there's anyone who hates theater and actors more than Romans, it's early Christians. As Christianity ascended in the west, theater declined. But, fear not. This isn't the end of the...
Crash Course
Hrotsvitha, Hildegard, and the Nun who Resurrected Theater: Crash Course Theater #9
When last we saw Theater, it was just making its way back in the West, by sneaking a little drama into the Easter mass. In today's episode, we're talking about Hrotsvitha, the cool 10th century nun from Lower Saxony who was maybe the...
TED-Ed
TED-Ed: What happened to the lost Kingdom of Kush? | Geoff Emberling
Along the Nile River, in what is now northern Sudan, lay the ancient civilization of Kush. Though they were once conquered by a powerful neighbor, the kings and queens of Kush would go on to successfully challenge two of the most...
Crash Course
USA vs USSR Fight! The Cold War Crash Course World History
In which John Green teaches you about the Cold War, which was occasionally hot, but on average, it was just cool. In the sense of its temperature. It was by no means cool, man. After World War II, there were basically two big...
TED-Ed
TED-ED: The rise and fall of the Inca empire - Gordon McEwan
It was the western hemisphere's largest empire ever, with a population of nearly 10 million subjects. Yet within 100 years of its rise in the fifteenth century, the Inca Empire would be no more. What happened? Gordon McEwan details the...
TED-Ed
TED-ED: The city of walls: Constantinople - Lars Brownworth
The world owes much of its cultural legacy to Constantinople's walls. When Constantinople was under seige by neighboring enemies, the Roman city's elaborate system of moats, outer walls, and inner walls stood tall. Surviving numerous...
Curated Video
Italy Geography
New ReviewMost schoolchildren can find Italy on a map—it’s the “boot” that’s kicking an island into the middle of the Mediterranean Sea. The island is, of course, Sicily, and the boot is Italy’s mainland. Without a doubt, Italy’s complex natural...
Curated Video
Indonesia Geography and Climate
New ReviewLying south of mainland Southeast Asia and north of the continent of Australia, Indonesia is the largest archipelago in the world. While it’s a vast country, only about 40 percent is land—the rest is sea. Strategically located between...
Curated Video
India Local Culture
New ReviewIndia’s dramatic changes over the past decade and a half have created opportunities and growth never before imagined by the country’s billion plus people. These changes have brought new ideas, attitudes, values, and hope into the...
Curated Video
Hong Kong Typical Workday
New ReviewWhile businesses in Hong Kong follow a typical work schedule, professionals often work longer hours than in other countries—depending on the industry—in an effort to save face and appear hardworking to colleagues and management. Want to...