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Metropolises: destruction or sustainability

Watch this video to find out what problems a metropolis has to face today.

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The history of lighting

Nowadays it is perfectly natural to turn on the lights. But it has...

Astonishing distances

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

Local time and standard time

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

The future of our world

In the world of science, the future is forecast on the basis of...

Cosmic calendar

If we compressed all the time that has ever passed into a year,...

The horizon

Imagine a flat plain with no natural landmarks. How far can we...

Adventurers in time

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

The bicycle

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

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