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Wooden domino row building machine

I first built a domino row building machine of this type in 1985 out of Lego, then built it again from memory in 2009 to make a video of it. The machine works by pushing a magazine full of dominoes forward along the t...

The 2017 Solar Eclipse from the shores of Palisades Reservoir, Idaho

Stand on the shores of Palisades Reservoir, Idaho as the moon's shadow passes over you and the crowds around you cheer. This awe-inspiring moment of totality, when a new moon blocks the sun's light during a solar ecli...

Demonstrations of the Coanda Effect

Fluids flowing near a surface tend to follow the shape of the surface. Using Schlieren optics, we can see this behavior. It is known as the Coanda Effect and its explanation depends on viscosity, the frictional forces...

Silly Robots by YLLW

Silly Robots is a fast-paced, delightful animation exercise that's composed of 50 looping gifs. It was created by London-based studio YLLW as a fun daily project: We wanted each ‘Silly Robot’ to be different from o...

Catching fog to help combat Peru’s water shortage

Along the foggy coasts of Peru, where millions of people don't have access to clean water, Abel Cruz Gutiérrez helps catch 200 to 350 liters (around 50 to 100 gallons) of water per day with each 'fog catcher' he sets ...

Drawing faces with the shadows of crumpled paper

Finding inspiration for a new drawing while staring at a blank sheet of paper can sometimes feel daunting. In this video, filmmaker and illustrator Guy Larsen finds an interesting solution: He jumpstarts his drawings...

Eclipses Throughout Our Universe – Out There

An exercise in cosmic geometry. A reminder that we live on one sphere among many, all moving to the laws of Kepler, Newton and Einstein. The moon’s orbit around the Earth is slightly tilted, so the shadow of the new m...

The rise and fall of the Berlin Wall

On August 13, 1961, construction workers began tearing up streets and erecting barriers in Berlin. This night marked the beginning of one of history’s most infamous dividing lines: the Berlin Wall. Construction contin...

The Heart of Maker Faire, a community-inspired light installation

Within each of these jars, someone has written and enclosed a note about what is in their heart. The blinking lights, RGB LEDs that illuminate the sealed jars from below, are set to echo the heart rate of each note wr...

Jim Campbell on the genesis of Exploded Views at SFMOMA

Artist Jim Campbell describes the process behind his SFMOMA-commissioned work titled Exploded Views, a 2,880 LED installation in the San Francisco Museum of Modern Art's atrium in November 2011. From the artist's site...

A time lapse of Sol LeWitt’s Wall Drawing 797

How does one person's actions influence the next person's actions in a shared space? Sol LeWitt's wall drawings explore this intricate visual butterfly effect in the collaborative art entitled Wall Drawing 797, a conc...

Yayoi Kusama’s Obliteration Room – TateShots

Yayoi Kusama's Obliteration Room is one of the more visually memorable collaborative museum projects in recent memory. Within it, children are invited to cover the white surfaces with dot stickers -- from the walls, t...

Yayoi Kusama’s Infinity Mirrors

Step inside Japanese artist Yayoi Kusama's Infinity Mirror rooms, seemingly endless spaces made from mirrors, patterns, darkness, and light. The six rooms were filmed by NPR at Washington D.C.'s Hirshhorn Museum, wher...

The Dipped Painting Project by Oliver Jeffers

From children's book author and illustrator Oliver Jeffers, a project that explores memory and loss in a mix of art and experience: The Dipped Painting Project. In November of 2014 I began the first of a series of ...

K’nex engineering marvel: Clockwork

This engineering marvel is called “Clockwork" and was built by K’nex enthusiast Austron, who has built five K’nex ball machines. This one is his most ambitious endeavor:  It took 8 months to build...

Cranes lifting cranes lifting cranes

Have you ever seen a crane lift a crane? How about a crane that lifts a crane that lifted a crane? How about a crane that lifts a crane that lifted a crane that lifted another… oh neverm...

Gravity Glue: Balanced rock sculptures by Michael Grab

Michael Grab has been balancing rocks since 2008, and has since gone viral from what seems to be the gravity-defying nature of his balanced stone sculptures. In fact, Grab's meditative art works with gravity by slowly...

A Sisyphus kinetic sculpture made with LEGO

Whether it's being powered by a hand crank or a motor, this Sisyphus LEGO kinetic sculpture by LEGO artist Jason Allemann is impressive, from the smooth movement of the figure's body to the myth-driven depictions on t...

What’s inside a tape measure?

It's useful for measuring, fun to extend out as far as possible, and when its rocker is unlocked, the long metal measuring blade snaps quickly back inside of its shell. But how? What's inside a tape measure? In th...

How to build a balancing bridge out of coins without glue

Build a bridge of coins that can balance off the side of a table without glue. This video from The Q demonstrates the stacking process with around 200 coins. Can you make something similar with fewer coins, or somethi...

Thailand’s Moken people have incredibly clear underwater vision

In this extraordinary adaptation strategy, Thailand’s Moken sea gypsies can see twice as clearly underwater by controlling the size of their pupils. What was generally considered an automatic reflex for the res...

Evolution – Why do dogs bark?

Wolves howl and dogs bark. So why do dogs bark File under: dogs and communication.

Evidence of evolution that you can find on your body

Signs of our evolutionary history can be found in the form of vestigial structures on the human body. Watch this Vox video to help identify the evidence of evolution in yours. Some background via Wikipedia: Vestig...

The Amazing Shapes of Ammonites

Now extinct, ammonites are abundant, prehistoric sea molluscs that first appeared in the fossil record around 240 million years ago. The images of ammonites that we often see in museums and books are planispiral-shape...

Who was the first human? – It’s Okay to Be Smart

The question “Who was the first human?” was a very popular one in our house just last year, but the evolution videos we had in the archives – even the awesome – didn’t answer ...

The 12 Days of Evolution – It’s Okay to Be Smart

Joe Hanson of It's Okay To Be Smart celebrates the diversity of life with 12 days of videos dedicated to explaining evolution and natural selection. Above: What is evolution, anyway? From Berkeley’s Understanding ...

Landfill Harmonic: A youth orchestra of upcycled instruments

Cateura, Paraguay’s residents live on top of a landfill that gets 1,500 tons of solid waste each day, exposing the impoverished communities to unhealthy conditions. Most of the town works in the dump as recyc...

Incredible Amezaiku candy animal sculptures by Shinri Tezuka

Goldfish and octopuses that look like glass, tiny real looking pandas, shiba inu dogs, rabbits, dragons, and snakes... all edible. In the art of Amezaiku (飴細工), artisans craft small candy lollipop sculptures. D...

Pliers – How It’s Made

Pliers! A How It’s Made minisode from the Science Channel.  There are, by the way, a crazy amount of videos about how things are made in the archives.

How pizza is made

Flour, water, salt, oil and yeast + lots of dough tossing practice, some sauce, toppings, a wood burning oven… Did we mention the dough tossing practice?  Related viewing: tossing pizza dough instructions:

Britain’s Longest-serving Blacksmith: Hardy Fred Harriss

Britain’s longest-serving blacksmith is still forging iron in his workshop - at the age of 84. Hardy Fred Harriss, 84, first picked up a hammer and tong aged ten in 1938 and is still w...

Patouille by Clémentine Campos

A child sits bored on the steps of a house, until he finds joy in soaking up the colors in nature. Patouille, an animated short by Clémentine Campos, who writes that it's "un film réalisé pour les enfants et les gros ...

A surgical robot delicately stitches a grape back together

In 2011, there was news that a surgical robot could deftly peel a grape with multiple efficient pincers. Now, the da Vinci Surgical System has demonstrated modern surgical technology by delicately stitching a grape ba...

Ultra Fast Robots Pick & Place Batteries to Form Group Patterns

These manufacturing robots were built to organize parts on a conveyor belt, picking, placing, and grouping at high speed. Watch as the spindle-armed Delta Robot (right) and compact LR Mate 200iD robot (left) sort and ...

Roboraptors and the Alarm Call Network

What's one way that you might study bird calls and communication, especially around alarm calls? Try revealing a predator in the forest... but not just any kind of predator. A robo-predator. ...the researchers em­...

Almost-invisible hydrogel robots that can grab quickly

These almost-invisible robot hands can grab things quickly. MIT engineers have been working to create a durable gel formula that can be 3-D printed and laser cut into soft robotic parts, like flapping fish fins or gen...

Robot riding a bicycle

The problem with showing young kids some of these videos is that they might not realize how INSANE these sights actually are. They often just take it in stride as neat! But yikes, it’s a robot riding a bicycle....

Quadruple backflip by a robot gymnast

This rather extraordinary quadruple backflip by robot gymnast Hinamitetu may look perfectly executed now, but before the programming and physics came together, it had a long history of trials and errors that are a gre...

The Sunday Morning Breakfast Machine

Behold the 'Sunday Morning Breakfast Machine', a delightful Rube Goldberg-style contraption by inventor and retired airline pilot Peter Browne. Along with his friend Mervyn Huggett, Browne spent 1,000 hours over the c...

Power of Optics: A light-powered Rube Goldberg machine

In this commercial for au Hikari, one of Japan’s high-speed optical internet service providers, a Rube Goldberg machine is "powered" by a single beam of light that travels via mirrors, magnifying glasses, and reflecti...

Melvin the Traveling Mini Machine

Melvin the Traveling Mini Machine is two suitcases filled with a wonderfully detailed Rube Goldberg Machine, all to put a stamp on a postcard.  Besides doing what Rube Goldbergs do best – performing a simple ...

OK Go: This Too Shall Pass (2010)

Even if you’ve seen This Too Shall Pass, the 2010 instant classic from inventive band Ok Go, it’s a great video to watch again (and again). With the help of SyynLabs, director James Frost, and the suppor...

Magnets & Marbles, Kaplamino’s Pitagora-style chain reactions

Kapla blocks, marbles, steel ball bearings, a few dominos, sticks, and magnetic neocubes or buckyballs power this incredible series of elegant and surprising Rube Goldberg or Pitagora-style chain reactions. An instant...

Great Ball Contraption (GBC) at Japan Brickfest 2016

Featured at Japan's Brickfest 2016, this Great Ball Contraption is made of 20 modules created by four designers: 3 modules from Finn, 2 from Toise, 1 from Y. Kuramata, and 14 modules from Akiyuki, who is famous for cr...

Salute the Reuser – Using reusable containers instead of disposables

In the same way that we use reusable metal water bottles and sippy cups for kids on-the-go, the team at Keep Cup is promoting reusable coffee containers for adults on-the-go in this promo vide...

1,000 Indian Runner ducks are a smart alternative to pesticides

Not only are these 1,000 Indian Runner ducks fun to watch as they parade to work at South Africa's Vergenoegd vineyard, but their work -- eating the white dune snails that would otherwise threaten the vines -- is smar...

Brooklyn’s Eagle Street Rooftop Farm

An organic, 6,000 square foot green roof in Brooklyn: Eagle Street Rooftop Farm is the nation's first commercial green roof vegetable farm with benefits that include fresh organic food with a super low carbon footprin...

How to use a paper towel – Portland TEDx

At a Portland TEDx event, Oregonian Joe Smith demonstrates how to use a paper towel, and moreover, demonstrates how easy it is to be mindful. Everyone should see this! via Kottke.

Peel, Pucker, Pinch, or Puncture? Coffee Lids, Explored

Why are there so many variations on the design of the plastic coffee lid? How many different kinds have you seen or used? Architect and NYU professor Louise Harpman, with her business partner Scott Specht, have amasse...

How do living things change their environments?

Think about your day, from when you wake up, to where you spend your day, to your bedtime routine at night. Crash Course Kids asks, "What pieces of it are a result of human intervention? Where did these pieces come fr...

Vi Hart’s Hexaflexagon

Grab some strips of paper and join math video storyteller and “mathemusician” Vi Hart as she introduces the Hexaflexagon: This video is based on, and in honor of, Martin Gardner’s first Math...

Made with Code: Limor Fried and Erica Kochi

Adafruit's Limor Fried talks about why writing code is "like being able to write your own story in technology." As one of many women in science, tech, engineering, and math (STEM) careers, she's featured as a part of ...

Fossil Sharks – The Brain Scoop

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...

Catching butterflies with the longest butterfly net in the world

Travel into the rainforest of Pimpilala, Ecuador with conservation educator and naturalist Phil Torres as he looks for butterflies with Dr. Susan Finkbeiner. As an entomologist and evolutionary biologist, she uses the...

Monkey Monitor: Smithsonian Scientist Meg Crofoot

Meet Meg Crofoot, a primate researcher on Barro Colorado Island at the Smithsonian Tropical Research Institute (STRI) in Panama. Meg studies intergroup competition in white‐faced capuchin monkeys (Cebus capucinus)...

Orca Rescue in 4K: The conservation efforts of Dr. Ingrid Visser

Follow marine biologist Dr. Ingrid Visser and the wild orca that she researches and advocates for in this episode of HERO4: The Adventure of Life in 4K resolution: Orca Rescue in 4K. Filmed on location in New Zeal...

And in case you missed it...

Evolution – Why do dogs bark?

Wolves howl and dogs bark. So why do dogs bark File under: dogs and communication.

New Spring, mist-filled ‘blossoms’ grow from a ‘tree’

New Spring: A sculptural tree grows ‘blossoms’ full of white mist. They fall and bounce gently on the ground, or might pop when they're touched. The six meter (almost 20 foot) tall installation, filmed by Martyn White...

Hop aboard this driverless bus in Trikala, Greece

Driverless public transportation may not be seen first in Google's home of Mountain View, California, or in London where rapid transit first began. Cities like Lausanne, Switzerland and Zhengzhou, China are already te...

Poop Guy: A dad who is revolutionizing sanitation in Pune, India

Swapnil Chaturvedi refers to himself as the Chief Toilet Cleaner, and is known as “Poop Guy” in the community of Pune, India. Officially, he’s the founder of Samagra Sanitati...

Drifting With the Ice: Life on an Arctic Expedition

For five months in 2015, a team of researchers drifted with polar ice, their ship tethered to an ice floe as they collected data to help them better understand how the loss of sea ice will affect the planet. The air a...

What does a Tibetan Singing Bowl sound like?

A Tibetan Singing Bowl:  Singing bowls… are a type of bell, specifically classified as a standing bell. Rather than hanging inverted or attached to a handle, singing bowls sit with t...

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