Human ‘exhaust fumes’ — the air we breathe out and our farts — can provide an indication of the health of our intestines. Photo Shutterstock

Human ‘exhaust fumes’ as indicator of intestinal health

Science
Farts help analyse what is going on in the intestines.
Emeritus professor Willem de Vos wondered: ‘What would happen if we took this bacterium from healthy people and gave it to sick people — via a supplement?’ Photo Shutterstock

Bacterium from healthy guts helps diabetics control their disease

Science
Because diabetes patients need them in their own intestines.

Thinking with your gut

Science
Can our behaviour be explained by the combination of bacteria in our…

Mathematicians simulate evolution

Science
Simulation tool provides insight into the origin and evolution of biodiversity.