Cool Videos

Newspaper Radiation!
Newspaper Radiation!

Radiation is the transfer of thermal energy using electromangetic waves, which includes visible light, infrared radiation, ultraviolet radiation, x-rays and microwaves and radio waves. A camera flash is designed to give off a whole lot of visible light in a...

DIY: Erasing With Heat
DIY: Erasing With Heat

The thermochromic ink used in erasable pens has a unique quality; it changes color with temperature. The molecules in the ink are oriented in layers, and when light passes through, the wavelength with the greatest constructive interference is reflected back....

DIY: Baby Plasma Cutter
DIY: Baby Plasma Cutter

Pencil lead and some batteries make a small plasma cutter that is used to etch a pattern in aluminum foil. In this simple but cool demo, you are able to observe how a high velocity ionized gas (plasma) conducts electricity...

Giant Bowling Ball Pendulum Wave
Giant Bowling Ball Pendulum Wave

We found this great big pendulum wave made with 15 bowling balls by Maria Ikenberry. Featured Products

Newton's Eye Poke Experiment
Newton's Eye Poke Experiment

Repeat a classic experiment from the master himself, Isaac Newton. In 1666 Newton first performed the Eye Poke experiment, writing about it much later in his book OPTICKS. He used this experiment to support his theory that light was composed...

Levitating Superconductor on a Möbius strip
Levitating Superconductor on a Möbius strip

We found this great video by The Royal Institution using a track made from over two-thousand neodymium magnets and a superconductive disk for the ultimate slot car toy for grownups. The Möbius strip style of the track allows the disk...

Teaching About Inclines
Teaching About Inclines
As part of the AAPT Films Series, James Lincoln explains the theory and laboratory techniques involved in the teaching of inclines.
Toy Box Physics: smoke rings, mushroom clouds and vortexes
Toy Box Physics: smoke rings, mushroom clouds and vortexes

This was the winning entry for the Toy Box Physics Contest by James Lincoln. He describes how vortices / vortexes are made and shows how to make them. He also shows when they occur in nature, including the mushroom cloud,...

10 Shocking Tricks with the Plasma Globe!
10 Shocking Tricks with the Plasma Globe!

Plasma is the fourth state of matter and the most common state. A very large voltage is created by a Tesla coil-like circuit and this creates a high electric field between the central electrode and the inner glass. The Field...

What Does Sound Look Like?
What Does Sound Look Like?

Fascinating look at the visualization of sound waves with an innovative technique called Schlieren flow visualization. See for yourself!

Double your car remote key fob range with Physics!
Double your car remote key fob range with Physics!

The crazy but simple way to double your car remote key fob range with Physics! Just use your head!

Can the Frictional Force Between Two Interleaved Phone Books Lift A Car?
Can the Frictional Force Between Two Interleaved Phone Books Lift A Car?

Students often underestimate the force of friction, despite the fact that friction is the force that acts every day to bring their school buses and cars to a stop. In this video, two phone books are interwoven page- by-page and...