Tags » Platonic Solids
Maths and making stuff! I spent some time this weekend folding up the Dodecahedron pictured above. Here is the link for Instructions on how to build your own Origami Dodecahedron. 368 more words
Shape of the Universe
From The Status of Cosmic Topology after Planck Data
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In the last decade, the study of the overall shape of the universe, called Cosmic Topology, has become testable by astronomical observations, especially the data from the Cosmic Microwave Background (hereafter CMB) obtained by WMAP and Planck telescopes.