# Topic:physics

Sort:Sort Ascending
View:

## DIY Ferrocell: How to make a magnetic field viewer

By squishing a mix of mineral oil and ferrofluid between two sheets of glass, diligently squeezing out the air bubbles, sealing the edges, and then lighting it with a LED strip, Magnetic Games has created a DIY magnet...

## J is for Joule – Circuit Playground

Learn all about work (as defined by physics) and the Joule, a unit of energy measurement, with Adabot and English physicist James Prescott Joule (1818-1889). A summary from Universe Today: An apple is a favorite e...

## 1953: Preserving and operating a wimmenumermolen polder mill

In a 250 year old polder mill in Noord Holland, Eric Zwijnenberg pumps excess water out of the area to avoid flooding. The drainage mill was first rented by his parents as a summer vacation house in 1953... After ...

## Water powered hammer (Monjolo) – Primitive Technology

For farmers, millers, engineers, and artisans who live near a river or stream, a monjolo or kara-usu—a water powered hammer—can slowly grind grains into flours or soft stones into powders without repetitive human effo...

## Creating The Never-Ending Bloom: John Edmark’s spiral geometries

Artist, designer, inventor, and Stanford professor John Edmark creates sculptures that are driven by precise mathematics, but his interest in spiral geometries is driven by something more enigmatic... "a search for un...

## How Do Pelicans Survive Their Death-Defying Dives?

Unlike American White Pelicans, who scoop up fish at the water's surface, California’s brown pelicans rocket down from the sky, plunging toward the ocean from as high as 65 feet. This episode of Deep Look explains how...

## How many nails can you balance on the head of one nail?

One large nail is securely nailed into a piece of wood. A handful of identical nails are laying on the table. How many of those loose nails can you balance on the head of that first nail? Try it, then watch knife ...

## The scientist that grows ‘identical twin snowflakes’

Snow crystals form when humid air is cooled to the point that molecules of water vapor start sticking to each other. In the clouds, crystals usually start forming around a tiny microscopic dust particle, but if the wa...

## Longest Domino Line EVER: 15,524 dominoes, a world record

From domino artist & YouTuber Lily Hevesh, aka Hevesh5, watch the Longest Domino Line EVER. With the help of berlagawesome & ShanesDominoez, the stunning 15,524 domino line took Hevesh5 two days to build. It falls for...

## Make Lissajous patterns with DIY sand pendulums or light

Sand pendulums are an easy and beautiful method for students of all ages to learn a bit about the harmonic motion. These devices are easy to build and can be adjusted to give a variety of patterns. A pendulum that beg...

## The Brick Double-Domino Effect Explained

In 2016, bricklayers in Teralba, NSW Australia filmed their domino-style technique for capping a concrete brick wall. The video went viral thanks to the surprising second part of the chain reaction: After the bricks f...

## A Fold Apart: Origamist Robert Lang’s Incredible Paper Creations

Twenty five years ago, physicist Robert Lang worked at NASA, where he researched lasers. He has also garnered 46 patents on optoelectronics and even wrote a Ph.D. thesis called "Semiconductor Lasers: New Geometries an...

## How the BBC makes Planet Earth look like a Hollywood movie

In this Vox video from Joss Fong and Dion Lee, we get a look at the technological changes that have influenced how the BBC creates their world-renowned nature documentaries. Compare the groundbreaking access of the ve...

## Rainbow Wave LEGO Great Ball Contraption

Featuring a 38 color rainbow of LEGO bricks, this Rainbow Wave LEGO Great Ball Contraption (GBC) was built in over 100 hours by Berthil van Beek. It's his first GBC build. Watch as tiny soccer balls and basketballs mo...

## Color changing dominoes

What does it look like when falling dominoes have different colors on each of their faces and their edges? Pro domino artist Hevesh5 put together a quick color changing domino screenlink video -- screenlinks are a ser...

## 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...

## Incredible indoor skydiving flyers at the 2017 Wind Games

A little like ice skating, gymnastics, or modern dance while flying, this indoor skydiving freestyle routine by Poland’s Maja Kuczyńska, performed at the 2017 Wind Games in Catalonia, Spain, is made possible by four h...

## Ice crystals form on the surfaces of backlit bubbles

It became a tradition since last year, so as there was almost -20 degrees (Celsius), I made some freezing bubbles for my kids. Couldn't stop myself from filming it again :) From Warsaw-based photographer and videog...

Not finding what you're looking for? A few suggestions:
• Fewer words might give better results. Look up cats instead of funny cats.
• No need to search with the words videos or for kids included.
• Use related words: If searching for iceberg isn't working, try ice or glacier.
• Is everything spelled correctly?
• Browsing topics might help, too!