History
History vs. Cleopatra
Lesson duration 04:28
She was the most notorious woman in ancient history, a queen who enraptured not one but two of...
Results for "alex gendler" (411)
Earth and Space Science
How tsunamis work
Lesson duration 03:37
The immense swell of a tsunami can grow up to 100 feet, hitting speeds over 500 mph -- a...
Linguistics
How languages evolve
Lesson duration 04:03
Over the course of human history, thousands of languages have developed from what was once a much...
Thinking & Learning
Can you solve the prisoner hat riddle?
Lesson duration 04:35
You and nine other individuals have been captured by super-intelligent alien overlords. The...
Social Studies
The history of marriage
Lesson duration 04:44
A white, puffy dress. Eternal love. A joint tax return. Marriage means something different to...
Social Studies
History vs. Genghis Khan
Lesson duration 06:06
He was one of the most fearsome warlords who ever lived, waging an unstoppable conquest across...
History
History vs. Che Guevara
Lesson duration 06:08
His face is recognized all over the world – the young medical student who became a...
Civics
How does impeachment work?
Lesson duration 05:13
For most jobs, it’s understood that you can be fired – whether for crime, incompetence, or just...
History
History vs. Vladimir Lenin
Lesson duration 06:42
Vladimir Lenin overthrew Russian Czar Nicholas II and founded the Soviet Union, forever changing...
Social Studies
History vs. Christopher Columbus
Lesson duration 05:55
Many people in the United States and Latin America have grown up celebrating the anniversary of...
Life Sciences
Why elephants never forget
Lesson duration 05:23
It’s a common saying that elephants never forget. But the more we learn about elephants, the...
Public Health
How do ventilators work?
Lesson duration 05:42
In the 16th century, physician Andreas Vesalius described how a suffocating animal could be kept...
Social Studies
History vs. Richard Nixon
Lesson duration 05:40
The president of the United States of America is often said to be one of the most powerful...
Social Studies
History vs. Napoleon Bonaparte
Lesson duration 05:22
After the French Revolution erupted in 1789, Europe was thrown into chaos. Neighboring...
Literature & Language
The myth of Sisyphus
Lesson duration 04:57
Sisyphus was both a clever ruler who made his city prosperous, and a devious tyrant who seduced...
Literature & Language
How to recognize a dystopia
Lesson duration 05:56
The genre of dystopia – the ‘not good place’– has captured the imaginations of artists and...
Life Sciences
Myths and misconceptions about evolution
Lesson duration 04:23
How does evolution really work? Actually, not how some of our common evolutionary metaphors would...
Philosophy
Plato’s Allegory of the Cave
Lesson duration 04:33
Twenty four hundred years ago, Plato, one of history’s most famous thinkers, said life is like...