If you're wondering why some farts are loud and others aren't, it may come down to a few factors within your control, according to a GI doc. Oops, you did it again ...

Farting in public can be mortifying—whether it's a loud burst in a quiet room or an unexpected smell. The embarrassing stares, stifled giggles, and threat of ridicule make it really humiliating.

Boogers, vomit, burps — all the grossest functions of the body — are being celebrated at the Liberty Science Center this summer, featured in its popular "Grossology" exhibition for the first time in ...