History shows it’s been around for a surprisingly long time—and that we’ve projected our anxieties on its supply before.

Archaeologists recently opened up a can of worms — well, sort of. When analyzing an ancient Roman toilet bowl, they found it was filled with the remains of parasitic roundworms. The discovery, which ...

While toilet paper use is ubiquitous in China, North America, parts of the EU and Australia, its environmental impact is rarely discussed. Environmentalists recently began urging people to be more ...