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Boy using smartphone to photograph a plant

Apps that identify plants can be as little as 4 per cent accurate

5 April 2023

There are many smartphone apps that aim to identify plants from photographs, but tests have found that most are not very accurate

Hydrilla, view of the leaf surface

Water-absorbing material inspired by plant roots could power robots

4 November 2021

Soft robots could one day be powered by a material that absorbs water to become strong and stiff, mimicking the physics of the cells in plant roots

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