Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to CuriousKidsUS@theconversation.com. Is the whole universe just a simulation?

The nutritional value of berries can be lost during processing, transport and digestion. Chinese agricultural scientists are developing solutions to prevent this. Blueberries, bilberries, raspberries, ...

Vitamin supplement absorption depends on many factors, including supplement formulation, your diet, health conditions, and pill coatings that may affect dissolution. Your body can store fat-soluble ...