Tourists visiting an unfamiliar city would have a hard time finding their way around if they were using nothing but a topological map, no matter how detailed. Most tourist maps, therefore, highlight ...

There's rarely time to write about every cool science-y story that comes our way. So this year, we're once again running a special Twelve Days of Christmas series of posts, highlighting one science ...

In the 1966 sci-fi film Fantastic Voyage, a group of scientists ventures inside the body of an injured colleague to save him from a life-threatening blood clot. They get a front-row seat to the ...

Fiber doesn’t get nearly enough credit. It’s one of those quiet, unglamorous nutrients that sits in the background while ...

Lizzie Duszynski-Goodman is a journalist living in the Midwest with her husband and two young children. Her work explores the intersection of mental health, wellness and parenting. She is the former ...

The mouth starts the digestion process by breaking food down into a more easily digestible form. It does this through a combination of mechanical and chemical digestion. After people take food in ...

Sign up for CNN’s Eat, But Better: Mediterranean Style. Our eight-part guide shows you a delicious expert-backed eating lifestyle that will boost your health for ...

If you eat a balanced and fibrous diet replete with natural probiotics, you likely don’t need digestive enzyme supplementation. But for those of us with a slow metabolism, IBS (irritable bowel ...