Imagine that instead of a continuous stream of water, it’s actually made up of droplets, shot out of the hose 240 times per second. That means every time the hose makes a little circle, it ...

Berk L, et al. (2017). Nuts and Brain Health: Nuts Increase EEG Power Spectral Density (μV&[sup2]) for Delta Frequency (1–3Hz) and Gamma Frequency (31–40 Hz) Associated with Deep Meditation ...

More information: Wei Zhang et al, Pumping and sliding of droplets steered by a hydrogel pattern for atmospheric water harvesting, National Science Review (2023). DOI: 10.1093/nsr/nwad334.