Topic: physics

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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...

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...

ExpeRimental: How to Make Balancing Sculptures

Physics! Engineering! Kinetic sculptures! Snacks! Learn about the science of stability (and instability) while making these delicious DIY balancing sculptures. In this episode of ExpeRimental, Ri's Director of Sci...

Skateboard tricks in slow motion

Watch skateboarder Christopher Chann in this slow motion skateboard trick footage shot by videographer Adam Shomsky during a six hour skate session in Los Angeles. Chann's trick list: Switch late hardflip Bigspin...

The Curiosity Show: How does a music box work?

In this clip from Australia's The Curiosity Show, science educator and co-host Deane Hutton demonstrates the basics of sound, moving air particles, and forced vibrations with a plastic comb, hacksaw blades, the metal ...

A match being struck as seen with Schlieren technique

From RMIT University, watch a match being struck and lit, captured by a technique called Schlieren flow visualization. From FY! Fluid Dynamics: The schlieren optical technique is ideal for visualizing differences ...

Self-Folding Crawler: A Transformer-style Origami Robot

From flat-packed to self-folding, Harvard graduate student Samuel Felton was inspired by origami when he created a laser-cut robot that could assemble itself and autonomously scurry away. The basic ingredients: two mo...

A collection of homemade Pitagora Suitchi devices

As huge fans of Rube Goldberg machines, we've tried to make our own Pitagora Suitchi-style contraptions before, but are still working towards the kind of success that YouTuber 10813panaki has had. Watch this collectio...

ExpeRimental: How to Make Static Magic

Reveal your kids' Jedi powers using static electricity with this episode of ExpeRimental from The Royal Institution of Great Britain. Watch ordinary household objects move without being touched as neuroscientist Profe...

Guinness World Record – Most mini-dominoes toppled

Eighty times smaller and 100 times lighter than standard size dominoes, mini dominoes must be set up with tweezers, quite a challenge for these two domino enthusiasts. Sinners Domino Entertainment captured this set up...

The Iron Genie Harmonograph

Watch artist Anita Chowdry's Iron Genie Harmonograph create intricate, spirograph-like drawings. Made of steel, it was inspired by mid-19th century harmonographs and St. Pancras Station's Victorian engineering. The vi...

Spectroscopy of Stars – Wonders of the Universe

Understand what the universe is made of by looking at the light of its stars. In this clip from Wonders of the Universe – Stardust, Professor Brian Cox demonstrates how chemical elements emit a unique set of colors wh...

Noodles & the principle of halving — The Ring of Truth: Atoms

Chef Kin Jing Mark demonstrates how to make super-thin noodles and helps introduce the principle of halving in this clip from the PBS miniseries The Ring of Truth: An Inquiry Into How We Know What We Know - Atoms (198...

ExpeRimental: Homemade Lava Lamp & Rubber Band Cannons

Explore the densities of liquids and household objects with Olympia Brown and her daughter Viola. This is episode two of ExpeRimental, a new science-at-home series by the Royal Institution of Great Britain that aims t...

The Physics Behind a Curveball – The Magnus Effect

What makes a curveball curve? How do soccer players (or football players internationally) bend the ball in the air? Physics! It's specifically called The Magnus Effect, "the commonly observed effect in which a spinnin...

Why do ice cubes crack in drinks?

Here's an easy experiment: Take ice straight from the freezer and drop it in a glass of water. Listen and watch for the crack. Why does it do that? Professor Martyn Poliakoff of the Periodic Table of Videos team e...

How Locomotives & Jet Engines work: Baratunde Thurston & GE

In this promotional video series from General Electric, GE Masterclass with Baratunde Thurston, we go behind the scenes of GE's Global Research Center to explore engineering marvels, like how a freight locomotive work...

Spiders Tune Their Webs Like A Guitar

Much more than just a net to catch prey, spider webs can transmit lots of information about what has been caught or what might be visiting. Oxford researchers have recently discovered that the strands of silk vibrate ...