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John Sullivan

LOCATION

Princeton, NJ

PROFESSION

Senior Editor

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Latest Posts

Springs, squeegees and soda straws function with a common property — they are rigid in one direction and flexible in another. Structures like these, with properties that vary across dimensions, have played critical roles in human technology from the longbow to the booster rocket.

These engineers drew inspiration from geometrical frustration

As COVID-19 spreads worldwide, leaders are relying on mathematical models to make public health and economic decisions.

New mathematical model can more effectively track epidemics