Pure Science: The latest cargo to the international space station includes glowing squid. Here’s why

The latest cargo to the international space station includes iridescent bobtail squid in an experiment that aims to study symbiosis in space. Symbiosis is when two organisms benefit each other mutually, and the squid derive their ability to glow or their bioluminescence from bacteria that live inside them. ThePrint’s Sandhya Ramesh explains how these animals mutually work together and what the experiment is about.