Place one spatula of the food sample on a dish or 1 cm 3 if the sample is liquid. Using a dropper, place a few drops of iodine solution onto the food. Record any change in the colour of the solution.

"Our major food crops are under threat from climate change." Scientists stunned after testing new method to fortify staple crop against extreme conditions: 'This work could have a huge impact' first ...

Researchers at the University of Veterinary Medicine Vienna are reporting that Goffin's cockatoos (Cacatua goffiniana) engage ...