
When we sent four humans 406,771 kilometres into space for the first time, we also sent a toilet with them. After all, if the plan is to go farther and farther, then it’s critical we test one of the non-negotiable parts of being human.

When we sent four humans 406,771 kilometres into space for the first time, we also sent a toilet with them. After all, if the plan is to go farther and farther, then it’s critical we test one of the non-negotiable parts of being human.