The most lightning-struck place on Earth
Lesson duration 03:41
Lake Maracaibo is the stormiest place on the planet. Thunderstorms rage above this massive body...
Lesson duration 03:41
Lake Maracaibo is the stormiest place on the planet. Thunderstorms rage above this massive body...
Lesson duration 05:22
Would you like to know what’s in our future? What’s going to happen to humanity tomorrow, next...
Lesson duration 04:19
Symmetry is everywhere in nature. And we usually associate it with beauty: a perfectly shaped...
Lesson duration 05:01
About 66 million years ago, a terrible extinction event wiped out the dinosaurs. But it wasn’t...
Lesson duration 04:56
In this video interview with Francine Christophe, a Holocaust survivor, you will learn about her...
Lesson duration 04:40
Where does bread get its fluffiness? Swiss cheese its holes? And what makes vinegar so sour?...
Lesson duration 10:30
If we are to create inclusive learning communities as teachers, it would benefit us to better...
Lesson duration 05:21
How different is life now that you are "all grown up?" Have you maintained your curiosity about...
Lesson duration 04:19
Statistics are persuasive. So much so that people, organizations, and whole countries base some...
Lesson duration 04:12
At this moment, three hundred million women across the planet are experiencing the same thing: a...
Lesson duration 05:11
The things we eat and drink on a daily basis can impact our health in big ways. Too many...
Lesson duration 06:38
On land, animals leave footprints that tell us a lot about their size, form and capabilities....
Lesson duration 04:59
The Earth intercepts a lot of solar power: 173,000 terawatts. That’s 10,000 times more power...
Lesson duration 04:24
The microraptor was a four-winged carnivorous dinosaur with iridescent black feathers. But if...
Lesson duration 03:14
What are you grateful for in your life? Take a moment, slow down, and think of three things that...
Lesson duration 04:24
When and how is your digital identity created? How are the digital marks you are making impacting...
Lesson duration 04:30
One could say that snowflakes are simply frozen water — but if you compare a snowflake to an ice...
Lesson duration 04:23
Suppose you placed a camera at a fixed position, took a picture of the sky at the same time...
Lesson duration 19:17
Our lives, our cultures, are composed of many overlapping stories. Novelist Chimamanda Adichie...
Lesson duration 05:59
Los físicos del CERN durante décadas han estado pensando la forma de almacenar y compartir sus...
Lesson duration 03:58
Wood frogs are amazing little amphibians that can freeze during the winter and thaw out in the...
Lesson duration 06:23
Downloadable, printable clothing may be coming to a closet near you. What started as designer...
Lesson duration 03:57
El agua es una sustancia especial por muchas razones y, quizás, has descubierto una muy...
Lesson duration 04:29
Depression is the leading cause of disability in the world; in the United States, close to ten...