Fruit Trees and World Water Day

In this weeks news we find out how mosquitoes could become flying vaccines and how bacterial fingerprints could soon catch criminals!We also find out how the issues of water quality in Africa are being targeted using the chemical sciences and we reveal how indigenous fruit trees are being domesticated across the continent to meet the economical and nutritional needs of the population. Plus, we find out how many of the calories we consume are absorbed by our bodies, in Question of the Week!