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A California housewife who in the 1970s discovered four new types of tessellating pentagons is dead at 94.
A French mathematician has completed the classification of all convex pentagons, and therefore all convex polygons, that tile the plane.
Big advances in math can happen when mathematicians move ideas into areas where they seem like they shouldn’t belong.
June Huh thought he had no talent for math until a chance meeting with a legendary mind. A decade later, his unorthodox approach to mathematical thinking has led to major breakthroughs.
Paul Erdős placed small bounties on hundreds of unsolved math problems. Over the past 20 years, only a handful have been claimed.
The three young friends who devised the “happy ending” problem would become some of the most influential mathematicians of the 20th century, but were never able to solve their own puzzle. Now it receives its first big breakthrough.
Equiangular lines are an elemental part of geometry. Mathematicians have discovered a tighter limit on the number of such lines that exist in every dimension.
A new series of papers has settled a long-standing question related to the popular game in which players seek patterned sets of three cards.
The Ukrainian mathematician Maryna Viazovska has solved the centuries-old sphere-packing problem in dimensions eight and 24.
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