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Why every picture of a black hole is an illustration – Vox

No one has ever seen a black hole. There have been illustrations and computer simulations, but not even astronomers have seen a black hole... yet. In the spring of 2017, we might see... something. As a part of...

Turning a brick of melted crayons on the lathe

What can you make when you melt 256 crayons? Peter Brown of Shop Time experimented with making a Rainbow Crayon Bud Vase on the lathe. Side effect: Shredded crayon bits everywhere.

JK Brickworks’ LEGO Orrery

Orreries, mechanical models of the solar system, are not about proper scale, but they are good for better understanding the basic positions and motions of the planets and moons in our solar system. LEGO artist Jas...

A levitating top in a foggy soap bubble

A spinning Levitron Cherrywood top, thanks to repelling magnetic force in the base and the top's gyroscopic stability, hovers over a soap bubble full of glycerin fog, all within a larger bubble that is also filled wit...

Upside Down & Inside Out – OK Go in zero-g

Filmed in one long take, thanks to 20 flights aboard a Russian S7 Airlines parabolic flight, stunt-video aficionados OK Go present Upside Down & Inside Out, all filmed in zero gravity with, as they note, no wires or g...

Making a cord drill & pump drill from sticks & rocks

How far can you go without using modern technology? As a hobby, YouTuber Primitive Technology explores this question by making simple tools from scratch using no modern tools or materials. In the video above, he craft...

From the potter’s wheel at Tortus Copenhagen

From master potter and designer Eric Landon of Tortus Copenhagen, enjoy this up close look at what it takes to hand-make a ceramic vase: The Motions (2014). And here's Landon's work from the material's point of vi...

Murmuration Chandelier

Inspired by the twisting, turning phenomenon of starling flocks, called a murmuration, this is Murmuration Chandelier, a kinetic sculpture by designers Richard Harvey and Keivor John: When you look at a murmuration...

Circular motion demonstration with a sparkler & a hula hoop

From physics teacher and film maker Alom Shaha, check out these simple demonstrations showing how something moving in a circle will move in a straight line when you remove the centripetal force acting upon that thing....

How to paint with ice skates, a light painting beginner’s guide

This tutorial for light painting is a great introduction for how long exposure photographs capture motion, and change the amount of light in an image. At-Bristol Science Centre's Heather Nichol explains how to modify ...

DISHDANCE, a time lapse for The Skyglow Project

Created for The Skyglow Project, an astrophotography book and time lapse series by Gavin Heffernan and Harun Mehmedinovic, DISHDANCE observes massive radio telescopes during the day and night. The project also capture...

Why Isn’t It Faster To Fly West? – Minute Physics

When you think about how the Earth rotates -- to the east -- it would seem to make sense that a plane flying west would meet its destination sooner... after all, isn't the planet is spinning toward the plane? In fact,...

Multilayered, mechanized music-making by Graham Dunning

Experimental music artist Graham Dunning plays with how music can be created through a mix of found objects and sound experiments. In Mechanical Techno Demonstration, he rigs up multiple layers of sound-making interac...

Extreme Gs in a centrifuge – Simulating gravity on other planets

What is it like to feel gravity on Neptune or Jupiter, or to experience the G-forces that astronauts endure when they're returning to Earth in the Soyuz? In this clip from episode 3 of Wonders of the Universe, Pro...

Animated chocolate cake zoetropes by Alexandre Dubosc

From food artist Alexandre Dubosc, this is Melting POP, a cake-shaped zoetrope filled with popcorn, chocolate, sound effects, hungry characters, and a bonus reference to Georges Méliès' Le voyage dans la lune (A Trip ...

Why do spinning rings & spinning disks have different paths?

In this silent video from Science Magazine, we can see how a spinning disk and a ring create two different paths while spinning. Try it at home. Do you see the same result? David Schultz at ScienceMag.org explains: ...

Exploring the surface of a comet or asteroid with Hedgehog

When you're exploring a comet or asteroid, you've got to contend with a microgravity environment and some seriously rugged terrain, two huge challenges for a traditional rover. Enter Hedgehog, a jump, spin, and tumble...

The 2014 Stone Skipping World Record – Kurt Steiner’s 88 skips

On September 6, 2013 in Pennsylvania's Allegheny National Forest, Kurt Steiner achieved the Guinness World Record for "the most consecutive skips of a stone on water" when his skipping stone touched the water 88 times...

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