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Building bridges: how do structures stay upright?

The students will learn about the concept of balance and how to find the centre of gravity of flat figures. They will also learn how to design a bridge to create a robust structure. The activity starts as an individual experience of balance, and it grows into a group project to create an actual…

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An astronomer in a 3D world

What do astronomy and film have in common? Both can involve Jochen Liske, astronomer and actor. Karin Ranero Celius takes us on a trip to the Paranal…

       

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Symmetry rules

Everyone knows what symmetry is. In this article, though, Mario Livio from the Space Telescope Science Institute, Baltimore, USA, explains how not…

         

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Gravitational waves: a taxonomy

Gravitational waves were predicted by Einstein – but where do they come from, and what different types might there be out in the…

         


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