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Can a candle be re-lit if the flame of the match does not even touch it?
The three important laws describing planetary motion were formulated by Johannes Kepler.
The length of the metal frameworks of bridges change when the temperature changes.
Can we break a stick with the weight of only a few sheets of paper?
A spacecraft on its path is in a constant state of free fall.
Submarines submerge and surface by changing the average density of the hull.
Is a matchbox able to imitate the croak of frogs? With the following experiment we reveal the...
Find out whether the marble reaches the finish line faster on the straight or on the curved slope.