Physicists get under the skin of apple growth

Researchers in the US have used the physics of singularities to study the recess, or cusp, that forms around the stalk of an apple.

The cusp of the apple.

A. Chakrabarti, T.C.T. Michaels, E. Sun, S. Yin and L. Mahadevan, Nature Physics, 17, 1125-29, 2021.

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