TED-Ed
TED-Ed: Does "The Wonderful Wizard of Oz" have a hidden message? - David B. Parker
In his introduction to "The Wonderful Wizard of Oz," L. Frank Baum claims that the book is simply an innocent children's story. But some scholars have found hidden criticisms of late-nineteenth-century economic policies in the book. Is...
TED Talks
TED: Doesn't everyone deserve a chance at a good life? | Jim Yong Kim
Aspirations are rising as never before across the world, thanks in large part to smartphones and the internet -- will they be met with opportunity or frustration? As President of the World Bank Group, Jim Yong Kim wants to end extreme...
TED Talks
TED: The hidden reason for poverty the world needs to address now | Gary Haugen
Collective compassion has meant an overall decrease in global poverty since the 1980s, says civil rights lawyer Gary Haugen. Yet for all the world's aid money, there's a pervasive hidden problem keeping poverty alive. Haugen reveals the...
TED-Ed
TED-Ed: Solving the puzzle of the periodic table - Eric Rosado
How did the periodic table of elements revolutionize our understanding of the world? What scientists contributed to the table we have today? Eric Rosado discusses the key people and discoveries that have molded our understanding of...
TED-Ed
Can you outsmart the apples and oranges fallacy? | Elizabeth Cox
It's 1997. The United States Senate has called a hearing about global warming. Some expert witnesses point out that past periods in Earth's history were warmer than the 20th century. Because such variations existed long before humans,...
MinuteEarth
¿Qué tan altas pueden ser las montañas?
¿Cuál es la máxima altura para una montaña en la Tierra? ¿Y por qué? Este video es una traducción de "How Tall Can Mountains Be?" MinutoDeLaTierra proporciona una visión energética y entretenida de las tendencias en el medio ambiente...
TED-Ed
TED-ED: The history of marriage - Alex Gendler
A white, puffy dress. Eternal love. A joint tax return. Marriage means something different to everyone and has changed over time and across cultures. Alex Gendler traces the history of getting hitched, providing insights on polygamy,...
Crash Course
Modern Thought and Culture in 1900: Crash Course European History
Europe was in transition politically and culturally at the beginning of the 20th century. Today, we're looking at the dawn of modern science, and the rise of Modernism in the arts, especially in music, dance, and visual arts. We'll look...
TED-Ed
TED-Ed: Blood, concrete, and dynamite: Building the Hoover Dam | Alex Gendler
In the early 20th century, the US had expanded from coast to coast, but many cities in the southwest still lacked reliable water sources. The Colorado River's erratic flow and frequent floods made it unreliable for agriculture, and the...
SciShow
How Aspirin Changed Medicine Forever
Aspirin isn't just an old medicine cabinet stand-by, it's one of the oldest medicines we humans learned how to make ourselves. And our research into aspirin did more than just make it better at relieving pain, it opened the door to whole...
Bozeman Science
The Three Domains of Life
Paul Andersen starts with a brief description of the history of life. He then discusses the seven characteristics of life and why viruses are not alive. He then describes the three domains in the current classification system and...
MinuteEarth
The Science of Roadkill
Surprisingly, flattened fauna can teach us a lot about wildlife biology.
TED-Ed
TED-Ed: Ugly History: Cambodian Genocide | Timothy Williams
From 1975 to 1979, the Communist Party of Kampuchea ruled Cambodia with an iron fist, perpetrating a genocide that killed one fourth of the country's population. Roughly one million people were executed as suspected political enemies or...
MinuteEarth
Why Most New Species Are Discovered By Amateurs
Most new species are discovered by amateurs because nowadays non-professionals are actually better suited to the requirements of new species “discovery.”
TED-Ed
TED-Ed: The dangerous race for the South Pole - Elizabeth Leane
By the early 1900’s, nearly every region of the globe had been visited and mapped, with only two key locations left: the North and South Poles. After two Americans staked claim to reaching the North Pole, a Norwegian explorer and a...
TED Talks
TED: 3 ways to prepare society for the next pandemic | Jennifer B. Nuzzo
What if we treated the risk of pandemics the same way we treat the risk of fires? In this eye-opening talk, infectious disease epidemiologist Jennifer B. Nuzzo unpacks how the Great Baltimore Fire of 1904 sparked a cultural shift in how...
TED-Ed
TED-Ed: The 4 greatest threats to the survival of humanity | TED-Ed
With the invention of the atomic bomb, humanity gained the power to destroy itself for the first time in our history. Since then, our risk of either extinction or the collapse of civilization has steadily increased. Just how likely are...
Crash Course
WWI's Civilians, the Homefront, and an Uneasy Peace: Crash Course European History
World War I was a total war for millions of people in Europe. Many men were enlisted in the fighting, but the war work had implications for the daily lives of a huge number of Europeans. Women entered the workforce in huge numbers, and...
MinuteEarth
Why Exercise Is Hard
Because exercise isn't essential for short-term survival, we don't exercise enough, so we need to reincorporate purposeful physical activity into our lives.
MinuteEarth
MinuteEarth Explains: Human Evolution
In this collection of classic MinuteEarth videos, we answer the question "why are you the way that you are?"
Crash Course
The Underground Railroad Crash Course Black American History
Escape was one of the many ways that enslaved people resisted their captivity in the system of American slavery. The Underground Railroad was not literally a railroad. It was a network of people, routes, and safe houses that helped...
TED-Ed
TED-Ed: The twins who tricked the Maya gods of death | Ilan Stavans
One day, twin brothers Junajpu and Ixb'alanke discovered their father's hidden ballgame equipment and began to play. Hearing their vigorous game, the lords of the underworld sent a messenger to challenge the boys to a match. Despite the...