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Can Humanity Stop A Planet-Killing Asteroid?

AdultsAstronomyScienceSpace
Some killer asteroids were found only days before flyby. If they had struck Earth, the power of thousands of nuclear bombs would have flattened cities and killed millions.

Star Personalities

YouthScienceSpaceYouth 110Youth 115Youth 120Youth 125Youth 130
In this episode, Sabrina chats about their difference and tells us what those differences mean.

Dance Mode

ChildrenDanceECEE1EE2EntertainmentMusic
Who likes to dance?! Get ready to move about with Bluey and Bingo in this very special animated music video for Dance Mode.

Phone Cameras

YouthPhotographyTechnologyYouth 120Youth 125Youth 130
Rachel Yang shares a snapshot of how digital cameras work.

Remembering Jane Goodall

KidsInspirationAnimalsBiologyConservationEnvironmentKids 125Kids 130WildlifeWomen
Remembering Dame Jane Goodall, the legendary conservationist who changed how we see chimpanzees and inspired millions worldwide.

What Are the Four Seasons?

ChildrenSeasonsEducationEE1EE2NatureScienceWeather
In this science lesson, students will learn all about the four seasons — spring, summer, fall, and winter.

Chris Hemsworth Reveals his Toughest Challenges | Limitless: Live Better Now | National Geographic

AdultsEntertainmentHealthLifestyleTelevision
In this exclusive interview, Chris Hemsworth returns to discuss the highly anticipated new season of his documentary series, Limitless: Live Better Now.

Perfect Pumpkin Recipes | How To Use Pumpkin In Your Cooking

AdultsCookingFood
Jamie and Gennaro show you how to use pumpkin and squash in your own cooking!

Complete & Simple Predicates

YouthEducationGrammarWritingYouth 110Youth 115
Let's take a deep dive into complete and simple predicates.

How To Make Alum Crystals

KidsChemistryExperimentsHow-toKids 110Kids 115Kids 120Science
Today we are going to learn how to make crystals with alum powder!

The Word "How"

ChildrenECEducationLanguageReading
Learn the sight word "how".

The Wonder of Weightlifting | Jaime Seeman | TED

AdultsHealthHumorScienceSportsWomen
With humor and hard science, obstetrician and gynecologist Jaime Seeman reveals why building muscle is one of the best ways to combat women’s top health risks.

Minerals, Crystals, & Gems

YouthEducationGeologyNatureScienceYouth 120Youth 125Youth 130
What’s the difference between minerals, crystals, rocks, and gems? In this lesson students will learn what these substances are and how they naturally form.

Are Asteroids Dangerous?

KidsAstronomyKids 125Kids 130ScienceSpace
A sample of Bennu could tell us exactly how threatening this near-Earth asteroid is, and how we defend ourselves against it.

Stars, Constellations, and More

ChildrenAstronomyEE1EE2ScienceSpace
By the end of this science lesson, students will be able to describe the characteristics of stars and constellations.

If you had the chance to be immortal, would you take it?

AdultsEthicsPhilosophyPsychologyScience
Explore different philosophers’ ideas on immortality and dig into their theories about the positives and negatives of eternal life.

Why Grass Grows Better Under Trampolines

AdultsEnvironmentGardeningNatureScience
If you’ve ever owned a backyard trampoline –or jumped on someone else’s– you might have noticed that the grass underneath it is longer and lusher than the grass in the rest of the yard. It’s not just that that grass isn’t getting mowed… in fact, when it does get mowed, you can see the weird effect even better! Instead there's something else –something shadier– going on here.

Sloth Claws

YouthAnimalsFactsNatureYouth 110Youth 115
The sleepy sloth has a surprising secret... their claws are actually their bones protruding from their limbs!

Glowing Turmeric Experiment

KidsBiologyExperimentsKids 110Kids 115Kids 120Science
Today we are going to learn about one very special fluorescent spice with my glowing jellyfish experiment.

The Word "Had"

ChildrenECEducationLiteratureReadingVocabulary
Learn the sight word "had".

The Dumbest Animal Alive

AdultsAnimalsOcean
The ocean sunfish, or Mola, is one of the strangest animals alive. A massive, flat, derpy giant that eats jellyfish, drifts aimlessly, and carries parasites that even have smaller parasites of their own.