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Dana Mackenzie
All Stories by Dana Mackenzie

Math
Spirals inspire walking aids for people with disabilities
Long admired for their beauty, spirals have inspired a shoe that may help disabled people walk. The shapes make for a better crutch and an entertaining skateboard as well.

Computing
A tale of touching tubes
Mathematicians solve the challenge of putting seven cylinders in contact without using their ends.

Math
Goldberg variations: New shapes for molecular cages
Scientists have figured a way to iron out the wrinkles in a large class of molecular cages.

Math
Year in Review: Progress made toward twin prime proof
A surprising advance sparks a flurry of work on the mathematical conjecture.

Math
Twin primes and prime bunches in mathematicians’ crosshairs
For second time this year, a mathematician makes a major advance toward proving a longstanding conjecture.