Sound pressure is the variable overpressure that occurs in an elastic medium when a sound wave passes through it.

Shape memory effect

Rare footage of "blue jets" captured from the space station

Blue jets are cone-shaped flashes of light spraying upward from the top of a thundercloud.

Creating a magnet 🧲

If you urgently need a magnet, but don't have one at home, you can make one from the available materials that everyone has...

The Painful Magic of High Voltage Levitation

And keep in mind, you have to be extremely careful with electricity.

Ferromagnetic effect🧲

A neodymium magnet turns nails into magnets: the cap is the north pole, the tip the south pole.

Simple silver verification for authenticity

Due to its conductive properties, genuine silver moves much slower down the magnetic slide than silver diluted with various impurities.

Hypnotizing epoxy time-lapse.

Homemade mini-acoustic levitator.

Apply physics correctly.

Display of a perfect combination of magnetic levitation and electromagnetic induction.

Color laser + smoke generator, stunning and mesmerizing effect.

"Drunk glasses"

Curious concept, wine lovers will appreciate it.

This is what happens when two apples collide at about 90 km/h.

Prince Rupert drop VS hydraulic press.

Archimedes' Law of Expulsion

One of the laws of statics for liquids and gases: a body submerged in a liquid or gas has an expulsive force equal to the weight of the volume of liquid or gas displaced by the part of the body submerged in the liquid or gas.

Amazing illusion.

There is a transparent tube in the stream, pumping water upward, and then it falls dow

Rocket🚀

Surely many will remember one of their childhood pastimes in the yards - when you wind a piece of foil on a match head and bring it to the fire, a microburst and a shot - there was no limit to the happiness.

Macro photography of a broken light bulb.

A homemade vortex gun in action.

The illusion of moving rings.

Engineers always find something to do!

What happens if a burning match is thrown with liquid oxygen.

Immersing frozen grapes in chilled water!

Separation of liquids with different densities.