Topic: motion

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Mars Loops the Loop: What is retrograde motion?

What is retrograde motion and why does a planet like Mars appear to change directions in the night sky? Is it playfully looping about in its orbit around the sun or is something less strange going on? From episode 2 o...

Non-Newtonian fluid bouncing in super slow motion (1600fps)

We've seen oobleck bouncing on a speaker before, but we've never see it in 1600fps super slow motion like this. Watch as The Slow Mo Guys color oobleck red, puddle it into an old speaker, and slow it way, way down. ...

Luxo Jr. Pencil Test: Emotional storytelling in wire frames

How do animators make a character lovable when the character doesn't have a face and doesn't speak? How can you build a relatable story with something as minimal as a computer generated pencil test? How do you communi...

Laniakea: Our home supercluster

Our home planet, Earth, circles the sun. The sun, our star, is but one of billions of stars in the Milky Way, our home galaxy... and beyond that? Where on the map of the cosmos is the Milky Way? For the first time, we...

How can a straight metal rod pass through a curved hole?

Imagine how you might pass a straight metal rod through a curved hole. How does that work if neither bends? Is it impossible? This demonstration at the Science Museum in Valencia, Spain shows that it's absolutely poss...

Unwinding the Cucumber Tendril Mystery

Watch plants grow (with time lapse)... or specifically, learn more about cucumber plant tendril coil movement and why it was confounding to scientists for so long. From 2012, this is Science Friday's Unwinding the Cuc...

Science Demo: How to make Pearls of Water

Gravitational acceleration + optical illusions + how to! In this Get Set… Demonstrate, science teacher Alom Shaha shows step by step how to create Pearls of Water, a physics-defying dem...

The view from underneath a skateboard

Video cameras have been attached to hula hoops, trombones, and Fijian crab lairs, but this is the first time we’ve seen one do a kickflip backside lipslide (at 1m02s in slow motion). Wa...

TED Ed: The Pangaea Pop-up

This papercraft pop-up book illustrates how South America and Africa used to be connected, how the supercontinent Pangaea broke apart 200 million years ago, how the Earth's seven primary tecto...

ScienceTake: Uncovering the Secrets of Mole Motion

An animal that can push with 40x their bodyweight, the hairy-tailed mole for example, is definitely something to better understand, and scientists at the University of Massachusetts and Brown...

TED Ed: The Mystery of Motion Sickness

One out of three people get motion sick, yet it’s not something we can really cure, only relieve. So what exactly is going on inside of our bodies when this happens? If you liked Head Sq...

Head Squeeze: Why do we get car sick?

Why do we get car sick? Sea sick? Air sick? Greg Foot of Head Squeeze explains. And here’s some related reading on ginger. Related videos: more brains! via Devour.

Gears of all shapes: square, oval, pentagonal, organic & more

Wooden clock designer Clayton Boyer demonstrates a variety of square, oval, pentagonal, organic and other unbelievably-shaped gears. These Gears Really Work? Yes, yes they do. Related watchin...

Experimental animation meets pottery: zoetrope bowl

Mixing pottery with zoetropes sounds like just our thing: Experimental animation meets pottery is a short film by Jim Le Fevre, Mike Paterson, and RAMP ceramics' Roop and Alice Johnstone, commissio...

Etereas from Flaminguettes

Etereas from Flaminguettes. The kids were impressed with the “spiderwebs” and hoop skills.

TED Ed: What on Earth is spin?

What on Earth is spin? And why is it so special? In this TEDEducation video, educator Brian Jones explains how this dynamic affects our lives in all sorts of ways.

What is Energy?

From Nova PBS, “What is energy and why are we on a never ending search for new energy sources?”

Terradynamic Biolegged Robot For Mars Exploration

Robots have to be able to move, perhaps quickly, on all kinds of terrain — search and rescue missions on remote parts of Earth or explorations on other planets like Mars will require i...

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