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Covered with bunnies on Japan’s “Rabbit Island”

On the island of Ōkunoshima, Japan, there are hundreds of friendly feral rabbits. These rabbits are so friendly -- and so ready to eat bunny food from rabbit-happy tourists -- that when people come for a visit, the in...

Circuit Playground: F is for Frequency

Who better than a talking oscilloscope to explain what frequency is and why it's so important for radio and sound waves! Come learn with ADABOT in this episode of Circuit Playground: F is for Frequency.

The Brain Scoop: Fossil Sharks

The Megalodon Shark and Helicoprion: two mysterious, extinct sharks that have left fossilized clues of their existence in the form of their teeth (and some vertebrae). Get a close look at the largest shark tooth and a...

Frank Howarth: Making a Case for Books

The animated story of how four bookcases were made in Frank Howarth's workshop: Making a Case for Books.

Feedback loops: How nature gets its rhythms

A grasshopper eats grass, a rat can eat the grasshopper, a snake may eat the rat, and a hawk will eat the snake. When these food chains interweave, they create a food web. Plants and animals (including humans) live, e...

Minute Physics: Why are Stars Star-Shaped?

If we know that stars are massive spheres of hot gases, then why do we draw them with lots of twinkly points? Why doesn't "star-shaped" mean a round shape? The answer: We see stars as pointy (and so does the Hubble Sp...

Solar Powered Classroom

When Aaron Sebens started talking about renewable energy with his fourth grade class, they kept coming back to their excitement about solar power and making it a more hands-on learning experience. How might they move ...

Animated Hair Cartoon, No. 18 (1925)

From the UCLA Film & Television Archive, this is Animated Hair Cartoon, No.18 (1925), from Max Fleischer's Red Seal Pictures. Beyond it being fun to watch one face change into another, these images also come together ...

Cherry harvesting with a hydraulic tree shaker

What happens when farmers use a shaking machine to "pick" cherries from a cherry tree? This! Watch as these two machines -- a hydraulic tree shaker calibrated to just the right amount of cherry tree-specific vibration...

Storm Chasing on Saturn: The hexagon-shaped hurricane

Hexagon-shaped storms exist. There is a massive, persistent, hexagon-shaped jet stream on Saturn’s north pole -- "the perfect six-sided hurricane, 60 miles deep, that could swallow four Earths..." The New York Tim...

TRENDING TODAY

Covered with bunnies on Japan’s “Rabbit Island”

On the island of Ōkunoshima, Japan, there are hundreds of friendly feral rabbits. These rabbits are so friendly -- and so ready to eat bunny food from rabbit-happy tourists -- that when people come for a visit, the in...

Circuit Playground: F is for Frequency

Who better than a talking oscilloscope to explain what frequency is and why it's so important for radio and sound waves! Come learn with ADABOT in this episode of Circuit Playground: F is for Frequency.

Feedback loops: How nature gets its rhythms

A grasshopper eats grass, a rat can eat the grasshopper, a snake may eat the rat, and a hawk will eat the snake. When these food chains interweave, they create a food web. Plants and animals (including humans) live, e...

The Nicholas Brothers in the greatest dance number ever filmed

The co-curator has asked for this one daily since we first watched it, and it’s pretty clear as to why — it’s probably about the best dance routine I've ever seen. And I'm not the only one who thin...

Circuit Playground: B is for Battery

We love this made-for-kids series of videos, Circuit Playground, by MIT engineer and Adafruit Founder Limor Fried (in the pink hair) and her robot friend ADABOT. For this excellent DIY project — and to find out...

The Brain Scoop: Fossil Sharks

The Megalodon Shark and Helicoprion: two mysterious, extinct sharks that have left fossilized clues of their existence in the form of their teeth (and some vertebrae). Get a close look at the largest shark tooth and a...

Circuit Playground: D is for Diode

D is for Diode! Protector of circuits and the D in LEDs, learn how diodes work in this episode of Circuit Playground, featuring engineer Amanda “W0z” Wozniak and ADABOT.

Making sounds visible: sound vibrations transform sand patterns

Japanese performance artist Kenichi Kanazawa taps a rubber mallet on a steel table to make sound vibrations that create beautiful transforming sand patterns. Using a scientific sound-vis...

Male Blue Manakins wait in line to impress a female

Taking turns with other suitors, male Blue Manakins seem to wait in a relatively polite line before briefly but repeatedly trying to impress their potential mate. Almost blending into the trees with her green feath...

Circuit Playground: C is for Capacitor

C is for Capacitor! It's episode three of Circuit Playground with MIT engineer and Adafruit Founder Limor Fried, along with her robot friend ADABOT and special guest Cappy. Learn how capacitors of all shapes and sizes...

Mercury Hz

From “science on a budget” YouTuber Nick Moore, watch this drop of mercury being vibrated from ~120Hz down to ~10hz. We've seen resonance demonstrated before in Chladni Pattern v...

Circuit Playground: A is for Ampere

This made-for-kids video, Circuit Playground “A is for Ampere” – Episode 1, isn’t your everyday made-for-kids video. DIY electronics shop Adafruit, led by MIT engineer and Adafruit Founder Limor Fried (in the ...

IN THE ARCHIVES

Come fly with me: the physics of why birds fly in V-formation

Why do birds often fly in a “V” shape formation? Researchers at the UK’s Royal Veterinary College have gathered data from individual ibises in a migratory flock to study why...

Dance of the Sugar Plum Fairy on the Glass Armonica

The mechanical version of a glass harp, called a glass armonica, was invented by none other than Benjamin Franklin in 1761. Also, a new word for us: hydrodaktulopsychicharmonica — harmoni...

Cougar vs. salmon

A zipline, a spring, and a frozen salmon have made grabbing a bite to eat a lot more fun for the Oregon Zoo’s cougars. Zoo Keeper Michelle Schireman explains how this new device exercises their powerful apex pr...

Walking Paper

It might not always be completely clear as to what’s going on in this 2012 vid, but the final result is awesome, so stick with it and maybe watch more than once. It’s titled Walking Paper.  There’s ...

The Leidenfrost Maze

The Leidenfrost Maze, designed and built by Carmen Cheng and Matthew Guy at the University of Bath, demonstrates how Leidenfrost droplets can be self-propelled in a controlled way by the jagged...

Around Saturn

Selecting over 200,000 photos from Cassini–Huygens' eight years of image-taking, Fabio Di Donato animates Around Saturn to Jazz Suite No.2: VI. Waltz 2 by Dmitri Shostakovich. The Cassini program is an internationa...

MOST SAVED VIDEOS

Mr Rogers: How Crayons Are Made

Mix hot liquid wax, hardening powder, and some color pigment. Pour the mixture into a mold of small cylinders, and after it cools, pop them out! Label them, collate them, and box them. This classic 1981 crayon factory...

TED Ed: How playing an instrument benefits your brain

Your brain is a muscle. When you give it more challenging exercises, you're strengthening your brain's abilities to learn and grow. Now add some music to the mix: When you listen to music, multiple areas of your b...

The Cornell Lab of Ornithology’s Bird Song Hero

How can you train your brain to recognize and remember bird songs? The All About Bird Biology team at the Cornell Lab of Ornithology has come up with a way to visualize bird vocalizations: Bird Song Hero. Want to test...

The Crazy Circle Illusion: How are these dots moving?

In this Brusspup mind-bender, you may think you see a circle of eight white dots rotating around the inside of a larger red circle, but you're actually witnessing something else, and you may not believe it unless you ...

Let It Go performed with wine glasses, pots and pans

This cover is the bridge between a popular animated film (that you may have heard of) and music made with “instruments” found in the kitchen – one of our favorite DIY activities. Th...

How To Draw Your Hand In 3D

Here’s a fun, quick trick: How To Draw Your Hand In “3D”. What other things around the house or outside can you use this technique with? Related drawing vids: how to draw th...

Friends With You – Cloudy

Cloudy is a happy animated short by artists Samuel Borkson and Arturo Sandoval III of Friends With You. Welcome to the clouds!  From IAmOther: This animated short is an exploration into the clouds; a sweet, vi...

FlippyCat’s Spectacular Domino Rally Stunt Screenlink

Domino enthusiast Flippycat uses a huge collection of Domino Rally sets to screen link this longer chain reaction together -- 35 scenes total (all listed here in the notes). Screenlinks are separate tricks that are ed...

Spiders Tune Their Webs Like A Guitar

Much more than just a net to catch prey, spider webs can transmit lots of information about what has been caught or what might be visiting. Oxford researchers have recently discovered that the strands of silk vibrate ...

OK Go: The Writing’s on the Wall

A four-minute, epic one-take video that adds to their highly ambitious visual collection of music, this is OK Go's The Writing's on the Wall. The series of forced perspective and anamorphic illusions, with a few gravi...

How the Sun Sees You: Revealing human skin in ultraviolet light

Artist Thomas Leveritt set up a ultraviolet camera and viewing monitor in Brooklyn's Prospect Park to show people what their skin looks like in ultraviolet light. This is "how the sun sees you." The revealed freckles ...

Why do honeybees love hexagons?

What is it about the six-sided hexagon that makes it such a perfect shape for storing honey? It's an efficient design! Just ask a bee, one of nature’s finest mathematicians, or watch this TED Ed by Zack Patterson and ...

How to Create Your Own Monarch Butterfly Rest Stop

Creating your own Monarch Butterfly rest stop -- a common milkweed and nectar plant-filled garden that is free of pesticides and herbicides -- can help make a huge impact on the rapid decline of Monarch butterfly popu...

Rollie, a southern three-banded armadillo, playing

An intern at the NEW Zoo and Adventure Park in Green Bay, Wisconsin recorded this moment of adorable: a southern three-banded armadillo attacks its bear toy over and over again. We had no idea that armadillos played l...

ExpeRimental: Homemade Lava Lamp & Rubber Band Cannons

Explore the densities of liquids and household objects with Olympia Brown and her daughter Viola. This is episode two of ExpeRimental, a new science-at-home series by the Royal Institution of Great Britain that aims t...

The World Cup Brazil 2014 Flip Books

These hand-drawn flip books animate the top three goals of the 2014 World Cup in Brazil. File under flip books and sports. What will you animate in your flipbook?

Cell vs. virus: A battle for health

From TED Ed and Shannon Stiles, Cell vs. virus: A battle for health:  All living things are made of cells. In the human body, these highly efficient units are protected by layer upon layer of defense against i...

The Nicholas Brothers in the greatest dance number ever filmed

The co-curator has asked for this one daily since we first watched it, and it’s pretty clear as to why — it’s probably about the best dance routine I've ever seen. And I'm not the only one who thin...

Father and Daughter by Michaël Dudok De Wit

Michaël Dudok De Wit’s Academy Award-winning short film about the strength of love and longing, despite the passage of time: Father and Daughter (2000).

Everything You Need to Know About Planet Earth

When we wake up, eat breakfast, get ready for school or work, and head out the door, we may not be thinking about how incredibly unique our small, wet rock of a planet is. But the Earth is incredibly unique. Learn som...

How to: Popsicle Stick Chain Reaction

Have you seen that crazy popsicle stick chain reaction video in the archives? This Sick Science tutorial explains how to make it.

Jinxy Jenkins and Lucky Lou

An animated short film by Michael Bidinger and Michelle Kwon: Jinxy Jenkins and Lucky Lou.

Charlie Chaplin in the lion’s cage: The Circus (1928)

In this scene from The Circus (1928), a Charlie Chaplin classic film and now a favorite in our house, Charlie gets trapped in a lion's cage. It required around 200 takes with a real lion, and is one in a series of sil...

Pass It On: Turning scraps into soccer balls for village children

In a village outside of Kinshasa, the capital of the Democratic Republic of Congo, this Congolese gentleman crafts found scraps of garbage into a homemade soccer ball. Though the region has been plagued with war, terr...