The answer to that question could come from a computer chip. The Nutrichip measures what happens in the body as food. It's designed to help determine if something we eat is good for us or not.
Using a special process that reveals their complex anatomy, biologist Timo Moritz makes visible the bony structures inside fish. Apart from their scientific value, the photos he then takes are fascinating works of art.
Just ask! The Tomorrow Today viewer's question comes from Tshepo Cassius in Pretoria, South Africa.
Humans are full of curiosity - and smartphones drive away boredom. No wonder we surf the net for hours and constantly check news and social media. What effect does this addictive behavior have?
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