Why do farts smell so bad? A microbiologist explains the odors brewing in your gut

By Brenda A. Wilson, Professor of Microbiology, University of Illinois Urbana-Champaign, The Conversation · November 9, 2026

Your farts’ aromas are tuned to your diet – and your overall health.

More in Analysis

Analysis· The Conversation

New blood test claims to detect 50-plus cancers before symptoms – but there’s no evidence it can reduce your risk of dying from cancer

By Andrew Wolf, Professor Emeritus of Medicine, University of Virginia · 2h ago

Analysis· The Conversation

Paraguay’s bank collapse brought down a president – and exposed as myth the nation’s status as a ‘Dubai of South America’

By Joel E. Correia, Associate Professor in Human Dimensions of Natural Resources, Colorado State University · 2h ago

Analysis· The Conversation

5 ways countries stymie climate negotiations without actually saying ‘no’

By Shannon Gibson, Professor (Teaching) of Environmental Studies, Political Science and International Relations, USC Dornsife College of Letters, Arts and Sciences · 2h ago