Soap, a complex molecule, is both water-loving and water-fearing. Shaped like a tadpole, the soap molecule has a round head ...

The best hand soaps I’ve encountered have always lived in wine bar bathrooms. Living in New York for a few years has nearly wiped away the memories of elementary-school-era neon pink Softsoap goo and ...

The next time you're at the store, pay attention to the ingredient list, not the brand. Dr. Kopelman says to avoid soaps that ...