History through the eyes of the potato
Lesson duration 03:47
Baked or fried, boiled or roasted, as chips or fries; at some point in your life you’ve probably...
Lesson duration 03:47
Baked or fried, boiled or roasted, as chips or fries; at some point in your life you’ve probably...
Lesson duration 04:06
Yes, we might eventually have no bananas. Is it really true? Why are bananas, as we know them,...
Lesson duration 05:38
In the 3rd millennium BCE, Mesopotamian kings recorded and interpreted their dreams on wax...
Lesson duration 04:16
Self-driving cars are already cruising the streets today. And while these cars will ultimately...
Lesson duration 09:40
A single text message to DoSomething.org sparked a crisis help line that is now being used to...
Lesson duration 04:17
Octopuses have the ability to solve puzzles, learn through observation, and even use tools – just...
Lesson duration 04:07
Companies are artificial entities created to allow real people to do business. But,...
Lesson duration 05:13
Before he turned physics upside down, a young Albert Einstein supposedly showed off his genius...
Lesson duration 01:41
A Pale Blue Dot was written in 1990 by Carl Sagan in response to a NASA photograph that he...
Lesson duration 04:15
¿Cómo puedes deshacerte del aceite de cocina cuando terminas de cocinar? Lo más fácil sería...
Lesson duration 05:07
The study of clouds has always been a daydreamer’s science, aptly founded by a thoughtful young...
Lesson duration 03:18
What if Anne Frank hadn’t kept a diary? What if no one could listen to Martin Luther King’s...
Lesson duration 05:16
Dos tercios de la población tienen una creencia se ha extendido por más de un siglo: que usamos...
Lesson duration 05:12
Chat with a friend about an established scientific theory, and she might reply, “Well, that’s...
Lesson duration 04:10
Imagine if you could plug your brain into a machine that would bring you ultimate pleasure for...
Lesson duration 03:58
"The Road Not Taken" by Robert Frost is one of the most famous and widely-read American poems....
Lesson duration 04:42
The point of fiction is to cast a spell, a momentary illusion that you are living in the world...
Lesson duration 04:35
In the United States, it’s estimated that 30 percent of adults and 66 percent of adolescents...
Lesson duration 04:32
Homer’s "Odyssey" recounts the adventures of the Greek hero Odysseus during his journey home...
Lesson duration 04:16
Stress isn’t always a bad thing; it can be handy for a burst of extra energy and focus, like...
Lesson duration 09:53
Science class, how do you feel about it? How would you feel if you were allowed to choose any...
Lesson duration 04:25
Trouble sitting still? Feel like you have to be moving all of the time? Do you twirl your pen or...
Lesson duration 02:47
Have you ever looked at the sand between your toes as you walk down the beach? Not just glanced,...
Lesson duration 04:08
Your body produces more than a liter of mucus every day, and when you’re sick, it can be hard to...