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The horizon

Imagine a flat plain with no natural landmarks. How far can we see? Where is the furthest visible point? Let's calculate it!

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Local time and standard time

Life could not work in this accelerated global world if we still...

Library of memories

We compared the capacity of our brain with that of a computer....

How high can we build?

What is the potential maximum height that a man-made building or...

The history of television

Let’s see how television broadcasting has evolved over the years.

Astonishing distances

You will learn about the immensity of distances when talking about...

The overpopulation of the Earth

This video presents the consequences of the Earth’s...

The bicycle

Here are a few interesting bits and pieces about the world’s most...

Adventurers in time

This animation presents the phenomenon of the twin paradox that...

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