The Shape of Knots: From DNA to Shoestrings and Solar Flares Knots are ubiquitous in the world around us, appearing as...
How Hard is too Hard? An Introduction to Complexity Some mathematical problems can easily be solved on a computer...
The Sky at Night, Tonight: A New View of the Changing Sky On a remote mountain top in Chile, scanning the sky...
The Shape of Tiles: Regular and Irregular, Hard and Soft Tiling involves filling a plane or space with repeated elements...
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