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2014 Favorite Five video list: Mind-bending Optical Illusions

Bernard Pras’ anamorphic portrait of Ferdinand Cheval.<p>How To Draw Your Hand In 3D.<p>How to make the Reversing Arrow Illusion.<p>OK Go: The Writing’s on the Wall.<p>The Crazy Circle Illusion: How are these dots moving?<p>These five videos are just a few examples of some of the most mind-bending optical illusions that we’ve shared in 2014. Watch more optical illusions in the archives.

'Firenado' Captured in Wild Instagram Photo

Meet the dust devil's more dangerous cousin. A Missouri woman captured a picture of the above pillar of fire as she was driving down a road in the …

How is money printed in the United States? Or more specifically, how is 453 million dollars printed in just one day? LeVar Burton visits …

How is money printed in the United States? Or more specifically, how is <i>453 million dollars</i> printed in just one day? LeVar Burton visits the Bureau of Engraving and Printing in Washington D.C. in this Reading Rainbow 2013 field trip.<p>There’s more LeVar and the award-winning series, on the Reading Rainbow YouTube channel. And as always in our archives: how things are made and videos made for kids.

Lefties vs. Righties: It's All in Your Head

Whether you're right-handed or left-handed, you've probably stopped noticing how often you rely on your dominant hand. But have you ever stopped to …

Swim down under Hawaiian waters with PBS Digital Studios’ UnderH20 team to watch how lava from the rumbling Kilauea crater bursts into th…

Swim down under Hawaiian waters with PBS Digital Studios’ UnderH20 team to watch how lava from the rumbling Kilauea crater bursts into the Pacific Ocean, and then quickly cools to form what’s called pillow lava.<p>Another underwater adventure in the archives: diving under a lake covered with Antarctic ice.

Watch a time-lapse video of how a 20-foot balloon acrocanthosaurus is made

Watch a time-lapse video of how a 20-foot balloon acrocanthosaurus is made. The Airigami team assembled the dinosaur and its ecosystem, including some plants and some crawly insects, at the Virginia Museum of Natural History’s Hall of Ancient Life in four days.

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)

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).<p>With the help of SyynLabs, director James Frost, and the support of almost 60 people (from core builders to people helping to reset machines) OK Go put together a massive Rube Goldberg setup that includes bowling balls, barrels, sledgehammers, umbrellas, legos, a car, an unfortunate piano, and paint cannons.<p>And of course, it’s fun to watch these related OK …

Dove Experiment Aims to Change the Way You See Yourself

Dove posted on Monday a three-minute ad on YouTube that teaches a vital lesson about how we view ourselves compared to how others see us. Trust us, …

Instant Ice Crystals – The Secret Life of Ice

Capturing around four to seven hours of real time freezing, each of these clips shows how ice crystals form on a very cold kitchen window. The time …

Filmmaking

12 Free Children's Ebooks You Can Download Right Now

1. <i>Goodnight Goodnight Goodnight Baby Blue</i><p>2. <i>Search for the Pirate's Treasure</i><p>3. <i>Where Are the Dinos?</i><p>4. <i>Storybound</i><p>5. <i>Fergus at the Race</i><p>6. <i>Little Bad Wolf</i> …

Space Balloonacy! Balloons popped in ISS microgravity

What is the resonant frequency of a balloon? Steve Mould hooked up a balloon to a scientific vibration generator to find out. Resonating balloons …

Space Exploration

The Best Bloopers from Penguins – Spy in the Huddle

The sweet cooing, chirping sounds, the small furry faces, the incredibly intimate view that we don't often... ever... get to see. Via the BBC's Earth …

We had never heard of a pangolin until we watched this Brain Scoop video by Emily and the team at the Philip L

We had never heard of a pangolin until we watched this Brain Scoop video by Emily and the team at the Philip L. Wright Zoological Museum at The University of Montana. A quick search turned up this fascinating video by NatGeo Wild, which shows how this prehistoric-looking mammal walks on its hind legs, showing off its keratin scales, large tail, and huge front claws.<p>There are eight species of pangolins found throughout Africa and Asia. They are closely related to Xenarthrans – anteaters, …

We love Rube Goldberg machines, marble roller coasters, and all kinds of wooden inventions that are fun to watch or are lovely to listen to

We love Rube Goldberg machines, marble roller coasters, and all kinds of wooden inventions that are fun to watch or are lovely to listen to.<p>These seven amazing marble machines by Paul Grundbacher fit perfectly into those categories. Here’s another favorite:<p>You can watch all seven machines (and find links to videos of the machines that inspired them) here on woodgears.ca

If you saw the tension-filled, unedited, almost 13-minute performance of Rigolo Swiss Nouveau Cirque artist Maedir Eugster on Japanese…

If you saw the tension-filled, unedited, almost 13-minute performance of Rigolo Swiss Nouveau Cirque artist Maedir Eugster on Japanese television a few weeks ago – and if you haven’t, you should – then this will look familiar: Balance is a short film by photographer/director Tobias Hutzler, inspired by Eugster’s performance. The edits remove some of the suspense of the act, but tell the story a bit more succinctly.

How healthy living nearly killed me | AJ Jacobs

Mikko Hypponen: Three types of online attack

Defend our freedom to share (or why SOPA is a bad idea) | Clay Shirky

Atheism 2.0 | Alain de Botton

The happy secret to better work | Shawn Achor

Robots that fly ... and cooperate | Vijay Kumar

The power of introverts | Susan Cain

The $8 billion iPod | Rob Reid

Listening to shame | Brené Brown

Donald Sadoway: The missing link to renewable energy

Yup, I built a nuclear fusion reactor | Taylor Wilson

Rory Sutherland: Perspective is everything

Religions and babies | Hans Rosling

Reggie Watts disorients you in the most entertaining way

The game that can give you 10 extra years of life | Jane McGonigal