In the column "Gadget of the Day" this miracle helmet wins! We look forward to seeing it in use in all offices around the world.

⚙️ Engineering

Another example of the Leidenfrost effect

A balloon is so heated that a layer of steam forms around it.

Once it cools down enough, it comes into contact with water and makes it boil.

⚙️ Engineering

Macro photography of a broken light bulb.

⚙️ Engineering

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.

⚙️ Engineering

Pulling beams🛸

These are waves that can pull particles toward the source.

⚙️ Engineering

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Amazing illusion.

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

⚙️ Engineering

Prince Rupert drop VS hydraulic press.

⚙️ Engineering

A perpetual motion machine

Scientists have not yet succeeded in creating one, because the amount of energy produced is always less than the amount of energy expended

⚙️ Engineering

Ordinary keys, and what a good effect when they move at the same time.

⚙️ Engineering

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

⚙️ Engineering

Experiment with quartz beaker, microwave oven and magnesium. As a result, we can observe a clot of plasma.

(Not to be repeated at home)

⚙️ Engineering

That's the incredibly strong Isotruss material.

⚙️ Engineering

Homemade mini-acoustic levitator.

⚙️ Engineering

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.

⚙️ Engineering

Ferromagnetic effect🧲

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

⚙️ Engineering

A homemade vortex gun in action.

⚙️ Engineering

Jet Engine

Experiment with a mannequin demonstrating what would happen to a face if it were accidentally hit by a jet engine.

⚙️ Engineering

The Coandă Effect

The effect is actually quite widely used; from airplanes to windshield washers in cars and even in air conditioner designs.

⚙️ Engineering

Burning cup filled with water

⚙️ Engineering

That solar panel "blooms" like a sunflower and produces 40% more electricity.

⚙️ Engineering