Scientists build insect-inspired soft robots on water using HydroSpread, a new fabrication method for flexible films.
Liquid level sensors by the composition of reen switch and float ball, reed switch encapsulated inside the tube, and a ring megnet is equipped in the float ball, when the float moves up and down with ...
Cots floated in murky floodwater, while families waded through knee-deep currents, balancing their hard-earned belongings on their heads. Some carried bundles of clothes, others lifted wooden ...
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