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Steam turbine

A drink can, water and a Bunsen burner can be used to create a special steam turbine.

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Is a matchbox able to imitate the croak of frogs? With the following experiment we reveal the...

Hot air balloon

A hot air balloon is a balloon aircraft which is lifted by hot air.

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A spacecraft on its path is in a constant state of free fall.

Seconds pendulum

How can this pendulum accurately measure time in seconds?

Let’s get to know the sources of sound!

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Can a candle be re-lit if the flame of the match does not even touch it?

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