Math
We summarize the week's scientific breakthroughs every Thursday.
- Math
The Complexity of TipOver and Other Puzzles
Solving puzzles such as TipOver and River Crossing can be surprisingly difficult.
- Math
Divide-and-Conquer Multiplication
The most efficient way to multiply two large numbers is often far from obvious.
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- Math
Knitting Network
A skein of intriguing mathematical objects comes out of an evening devoted to knitting, crocheting, and other crafts.
- Math
A Polyhedron with a Hole
A polyhedron with seven faces, 14 vertexes, 21 edges, and a hole makes an intriguing lamp.
- Math
Art of the Tetrahedron, Revisited
A New Orleans sculptor and his tetrahedron-based artworks survived Hurricane Katrina.
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- Math
The Coin in the Cake
Hiding a coin in a cake offers a lucky slice and a tantalizing math problem.
- Math
Crafty Geometry
By mastering traditional handicrafts such as knitting and crocheting, mathematicians are better able to understand complex surfaces.
- Math
Rankings, Tournaments, and Playoffs
All outcome-based sports ranking systems are fundamentally flawed.
- Math
A Fair Slice: New method makes for equitable eating
A new method for cutting cake yields slices that make everyone equally happy.
- Math
Travels of a Shopper
Shoppers tend to be a lot less efficient than they could be when picking up groceries at the supermarket.
