Other Sciences news

Origami—mathematics in creasing

Origami is the ancient Japanese art of paper folding. One uncut square of paper can, in the hands of an origami artist, be folded into a bird, a frog, a sailboat, or a Japanese samurai helmet beetle. Origami can be extraordinarily complicat ...

Jan 07, 2015
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Grain market mystery solved

Something extraordinary happened in the futures grain market beginning in 2005. The cash price and futures price, which normally converge by the time a grain contract matures, weren't coming together. Instead, they were moving ...

Jan 06, 2015
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