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...
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Results for "brett underhill" (30)
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...
Writing/Composition
Comma story
Lesson duration 05:00
It isn't easy holding complex sentences together (just ask a conjunction or a subordinate), but...
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...
Technology
Defining cyberwarfare...in hopes of preventing it
Lesson duration 03:50
Can you imagine a future where wars are fought not with bombs and bullets but computer viruses...
History
History vs. Vladimir Lenin
Lesson duration 06:42
Vladimir Lenin overthrew Russian Czar Nicholas II and founded the Soviet Union, forever changing...
History
History vs. Andrew Jackson
Lesson duration 04:54
Andrew Jackson was both beloved and loathed during his presidency. In this imaginary courtroom,...
Social Studies
History vs. Napoleon Bonaparte
Lesson duration 05:22
After the French Revolution erupted in 1789, Europe was thrown into chaos. Neighboring countries’...
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
How does your brain respond to pain?
Lesson duration 04:58
Everyone experiences pain -- but why do some people react to the same painful stimulus in...
Data Analysis & Probability
Should you trust unanimous decisions?
Lesson duration 04:03
Imagine a police lineup where ten witnesses are asked to identify a bank robber they glimpsed...
Health
Why do some people go bald?
Lesson duration 04:49
What do Charles Darwin, Michael Jordan, and Yoda have in common? They, like many other historical...
Social Studies
The great conspiracy against Julius Caesar
Lesson duration 05:58
On March 15th, 44 BCE, Roman dictator Julius Caesar was assassinated by a group of about 60 of...
Health
What makes muscles grow?
Lesson duration 04:20
We have over 600 muscles in our bodies that help bind us together, hold us up, and help us move....
Health
What causes antibiotic resistance?
Lesson duration 04:35
Right now, you are inhabited by trillions of microorganisms. Many of these bacteria are harmless...
Science & Technology
Is there a reproducibility crisis in science?
Lesson duration 04:46
Published scientific studies can motivate research, inspire products, and inform policy. However,...
Social Studies
The wars that inspired Game of Thrones
Lesson duration 06:01
Beginning around 1377, medieval England was shaken by a power struggle between two noble...
Civics
How do executive orders work?
Lesson duration 04:47
On January 1, 1863, Abraham Lincoln legally changed the status of over 3 million people from...