Getting caught in the rain is annoying for us but has the potential to be deadly for smaller creatures like insects. So how do they survive a deluge? First, they Keep reading
Tag: cohesion
Eroding Grains
When a spacecraft comes in for a landing (or a tag similar to what OSIRIS-REx did), there’s a turbulent jet that points straight into a bed of particles. How those Keep reading
Mimicking Asteroids
In nature, objects like asteroids, black holes, and atomic nuclei can get distorted when spinning rapidly. Researchers are exploring these objects using a new model platform: particle rafts levitated by Keep reading
When Friction Isn’t Enough
If you try to build a pyramid of dry glass beads, you’ll have a hard time of it. The frictional forces simply aren’t enough to hold the beads together against Keep reading