Phaeno, an interactive science center in Wolfsburg, Germany, has installed a 4.5-meter expanding sphere as part of their new special exhibition "math X - The Magic of shapes and patterns. The sphere is situated in the central space – called the ‘crater’ – of the building, which was designed by Zaha Hadid.
The exhibition is facilitated by Deutsche Telekom AG and will run through the end of 2013.
Visit the Phaeno Science Center: Mathe X Anders Exhbition in Germany.