Sperms, bacteria, and biological tissues all work as engines, taking energy from their environment and converting it into motion. These active materials are capable of collective self-organization, ...

Due to its inherent out-of-equilibrium nature, active matter in confinement may exhibit collective behavior absent in unconfined systems. Extensive studies have indicated that hydrodynamic or steric ...

Have you ever placed the palm of your left hand on the back of your right hand, in such a way that all fingers point in the same direction? If you have, then you probably know that your left thumb ...