### Your number's up: A case for the usefulness of useless maths

I once made the mistake of asking a mathematician why he devoted his whole life to maths. "Because it's fun!" he replied wildly, his flabby cheeks beaming with childlike excitement.

I once made the mistake of asking a mathematician why he devoted his whole life to maths. "Because it's fun!" he replied wildly, his flabby cheeks beaming with childlike excitement.

Apr 10, 2013
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Mathematics

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(Phys.org) —Charles Radin a mathematical physicist with the University of Texas and one of his former student's David Aristoff, have built a 2D model material made of disks to represent atoms. In their article published ...

Organic semi-conductors could revolutionise electronics in various areas. Nowadays, components put out such high performances that they are used in small devices like mobile phones. With larger devices, however, the organic ...

Apr 08, 2013
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Condensed Matter

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(Phys.org) —What is the shortest route that a traveling salesman must take to visit a number of specified cities in a tour, stopping at each city once and only once before returning to the starting point? The most accurate ...

(Phys.org) —Two math and physics researchers from the University's of Barcelona and Madrid respectively have developed an algorithm to count prime numbers using a quantum computer. José Latorre and Germán Sierra describe ...

(Phys.org) —Physicists Milovan Šuvakov and V. Dmitrašinović of the Institute of Physics, Belgrade in Serbia have discovered using computer simulations, 13 new solutions to the three-body problem—predicting patterns ...

Astronomers have measured the spin of a black hole buried in the heart of a galaxy located 56 million light years away, and discovered it was spinning quickly – about as quickly as it could go. That was the big news, based ...

Mar 06, 2013
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Astronomy

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Fermat's Last Theorem—the idea that a certain simple equation had no solutions— went unsolved for nearly 350 years until Oxford mathematician Andrew Wiles created a proof in 1995. Now, Case Western Reserve University's ...

Mar 04, 2013
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Mathematics

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(Phys.org)—The amount of ash released by Iceland's Eyjafjallajökull volcano during April 2010 was significantly underestimated at the time of the eruption, according to a new model developed at the University of Bristol ...

Feb 25, 2013
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Earth Sciences

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(Phys.org)—Curtis Cooper, professor of math and computer science at the University of Central Missouri, has discovered the largest prime number to date, it's 257,885,161 – 1. It has 17 million digits and is also a Mersenne ...