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Diplocaulus: An Ancient Animal

YouthAnimalsHistoryScience...
Squeaks and Jessi discover an animal with a head that reminds them of a boomerang.
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Primitive Technology: Volute Shaped Blower

AdultsConstructionCreativityEducation...
I made a volute shaped blower where the housing for the fan is volute shaped, that is to say a widening spiral to test the effectiveness of a one way spinning impeller.
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All Better Muffin

KidsAnimalsEcologyHealth...
Can we help Muffin, the baby sparrow, get all better?
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Animated Maps: Tectonic Plate Movement

YouthHistoryWorldScience...
This set of 41 paleo-elevation models (DEM) represents the changing paleogeography of the oceans and continents back to 540 million years ago.
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Hitchhiking Crab Finds Love | Planet Earth III | BBC Earth

AdultsAnimalsLifeNature...
After being carried away by ocean currents, this Columbus crab is marooned on a temporary home of discarded fishing nets.
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How To Draw: Lemur

KidsArtCreativityHow-to
Today, we're learning how to draw a cute cartoon lemur!
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What Is Misinformation?

YouthEducationReadingMedia...
What types of misinformation might we see online? And why is it out there? KN contributor Aubrie Chan animated this video to help you understand the term better.
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Historian Breaks Down Napoleon's Battle Tactics | WIRED

AdultsCreativityHistoryHuman...
"Love him or hate him, Napoleon is a figure probably unrivaled in modern history." Today Jonathon Riley, a British General and historian, breaks down French emperor Napoleon Bonaparte's most prominent battles and utilized war tactics.
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Christmas Is Almost Here

KidsFunMovementMusic...
This holiday song is all about that special time of year being so very near.
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Word Processing Software 1

YouthHow-toProductivityWriting...
Get started on using word processing software.
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How Did Humans Evolve? Crash Course Biology #19

AdultsHealthHumanScience...
What’s a human? And how did we become humans, anyway?
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Storytime: What You Need To Be Warm

KidsBooksReadingCreativity
Let Neil Gaiman’s magical words transport you to a cozy place on even the coldest of days, full of warmth and comfort.
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Tree-Kangaroos

YouthAnimalsEcologyNature
Get ready to embark on an enchanting journey through the treetops with the adorable tree-kangaroo.
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What Cheese makes the best Mac & Cheese?

AdultsFilmFoodMedia...
Today, I want to answer a question I’ve been wondering about for years, and that is What cheese makes the best Mac & cheese?
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Elmo Learns About Science

KidsScienceTechnologyEducation
Elmo learns all about the different jobs that scientist do! They can study space, bugs, rocks, and more!
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How Do Polar Bears Walk On Ice?

YouthAnimalsEcologyNature...
Are you wondering how polar bears walk on ice and snow? Let's find out together.
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Why the wrong people end up in power | Brian Klaas, Bill Eddy, & more

AdultsHumanPoliticsWorld...
This is the psychology of an authoritarian unpacked.
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Gary's Next Pet: Bunnies

KidsEducationPetsAnimals
Gary's hopping with excitement — literally! Will a bunny be Gary's next pet?
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Eclipses Used To Be Terrifying

YouthHistoryScienceWorld
Because eclipses are powerful and frightening events, ancient cultures went to great lengths to understand eclipses.
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I kissed nuclear waste to prove a point.

AdultsHealthHistoryHuman...
The shadows of Chernobyl and Fukushima loom large over the topic of nuclear energy, fueling fears often unaligned with reality.
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Helping A Baby Penguin Hatch!

KidsAnimalsHealthNature
On Sept. 12, a female baby emperor penguin hatched at SeaWorld San Diego, but it needed a little help getting out of its egg.