When they reach the bottom of a soap dispenser, frugal handwashers might try adding water to the bottle to push out the last bit of soap. But usually, the water drills right through the soap and jets ...

Researchers thought that what enabled complex fluids to break apart was their elasticity. But a crack in a nonelastic simple ...

In turbulent fluids, mixing of the components happens easily. However, in more viscous fluids such as those enclosed within cellular compartments, the intermixing of particles and molecules is much ...

Viscous fingering occurs when a thinner fluid pushes a thicker, more viscous fluid in a porous medium, like underground rock, creating unpredictable, finger-like patterns. For decades, this intricate ...