Nitrous oxide, commonly known as laughing gas or happy gas, is a colorless, non-flammable gas, with a sweetish odor. It's used in medical and dental procedures as a sedative, relieving anxiety and ...

Melanin Bee arches her spine like a stretching cat and releases a loud, exaggerated laugh. It begins as an awkward, ...

Forbes contributors publish independent expert analyses and insights. David DiSalvo writes about science, tech and culture. Intuitively we know that laughter is one of the best tools we have for ...