Ah, the refreshing sound of a cool drink of water being poured. You might feel thirsty just thinking about it. Or, if you’re a scientist, you might feel curious. Mechanical engineer Mouad Boudina and ...
Tea-riffic: a jet of water that breaks into droplets before hitting the surface results in a loud sound being produced. (Courtesy: Ho-Young Kim et al./APS 2023) Whirligig beetles can reach speeds of ...