Black holes are often portrayed as cosmic gluttons that swallow everything that comes too close. But new observations of a ...

Does 90% of serotonin come from the gut? Experts debunk the popular gut-brain myth and explain how diet, stress, and ...

Cyclospora, the parasite that's been wreaking havoc in people's digestive systems over the past month, starts with a single cell. The parasite passes through human intestines to reproduce. Their ...