Like a mood ring, clothing could let future space travelers know when they've been exposed to unsafe levels of radiation.

How color-changing, bacteria-infused spacesuits could help keep future astronauts safe from space radiation

Source: space
Source Link: https://www.space.com/technology/how-color-changing-bacteria-infused-spacesuits-could-help-keep-future-astronauts-safe-from-space-radiation