A team of scientists in Switzerland is collecting and deep-freezing human poop in what they call a "doomsday" vault. The goal is to protect the invisible microbial world inside us for future ...

In a bizarre effort to safeguard humanity’s health for centuries to come, scientists in Switzerland are freezing human feces. No, it’s not a joke. The initiative, called the Microbiota Vault, is based ...

If you’re one of the 63 million Americans who went hiking last year, chances are you’ve found yourself needing to go, with no toilet in sight. Aside from personal inconvenience, why is this such a big ...