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Turbine powered by the heat of your hands

How to rotate a pinwheel and a spiral without touching them.

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Den tyske ingeniør Rudolf Diesel patenterede dieselmotoren i 1893.

Levende lys

Levende lys har været brugt til belysning siden oldtiden.

Firtakts forbrændingsmotor

Denne animation demonstrerer den type motor, der oftest anvendes i biler.

To-takts motor

En to-taktsmotor er en type forbrændingsmotor med en cyklus på kun to takter.

Archimedes’ principle with gases

Is there a difference between the weight of a plastic bottle filled with air and the weight of a...

The Bohr model

Among the most significant research carried out in the early 20th century focused on the...

An experiment with crushing results

How can a tin can be crushed without manual force? All you need is some water and heat.

Hydrogen balloon explosion

In this experiment, we study the properties of hydrogen gas.

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