Excitons—bound pairs of electrons and an electron hole—are quasiparticles that can arise in solids. While so-called "bright" ...

The ascidian Ciona, a genus of sea squirts, undergoes metamorphosis from active, tadpole-like larvae to sessile adults.

All of these effects depend on the puzzle-like system that is molecular biology. The structure of a neurotransmitter such as dopamine determines which part of the cells it can fit into and what effect ...