Can robots be creative?
Lesson duration 05:27
People have been grappling with the question of artificial creativity -- alongside the question...
Lesson duration 05:27
People have been grappling with the question of artificial creativity -- alongside the question...
Lesson duration 04:33
Twenty four hundred years ago, Plato, one of history’s most famous thinkers, said life is like...
Lesson duration 01:49
Watch the clip from How it Happens on Progressivism, noting important terms, people, and how it...
Lesson duration 04:31
In 2008, something incredible happened: a man was cured of HIV. In over 70 million HIV cases,...
Lesson duration 04:42
When you think of Archimedes’ Eureka moment, you probably imagine a man in a bathtub, right? As...
Lesson duration 05:45
For most of human history, we have sought to treat and cure diseases. But only in recent decades...
Lesson duration 05:14
The biggest challenge in a parasite’s life is to move from one host to another. Intriguingly,...
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Sitting down for brief periods can help us recover from stress or recuperate from exercise. But...
Lesson duration 03:30
Many modern musical instruments are complicated pieces of machinery with many moving parts. But...
Lesson duration 03:37
Nestled in the tissues of your neck is a small, unassuming organ that wields enormous power...
Lesson duration 04:37
Everything in our universe has mass — from the smallest atom to the largest star. But the amount...
Lesson duration 04:07
Some people question whether Shakespeare really wrote the works that bear his name – or whether...
Lesson duration 04:10
Imagine a game played with two players and two dice: if the biggest number rolled is one, two,...
Lesson duration 03:21
Beneath your ribs, you’ll find, among other things, the pancreas -- an organ that works a lot...
Lesson duration 05:42
Imagine you swallowed a small bird and suddenly gained the ability to fly … or you ate a cobra...
Lesson duration 05:40
The president of the United States of America is often said to be one of the most powerful...
Lesson duration 06:03
You may think that things are heated in Washington today, but the Kansas-Nebraska Act of 1854...
Lesson duration 05:44
Objects that fly faster than the speed of sound (like really fast planes) create a shock wave...
Lesson duration 05:23
Most of us have only ever eaten cranberries as juice or that jiggly sauce we extract from a can...
Lesson duration 03:55
After drinking a few glasses of water on a hot day, you might be struck with a sudden ... urge....
Lesson duration 05:44
Museums have been a part of human history for over 2,000 years -- but they weren't always like...
Lesson duration 05:07
Today, about one-tenth of the world’s population are southpaws. Why are such a small proportion...
Lesson duration 01:56
Ever curious about the reaches of the United Nation and what they do? Here's a great video to...
Lesson duration 02:11
Are we living in a world forever transformed by our use of smartphones? Before you make a...