Vital for healthy immune systems, with low levels during pregnancy increasing the chances of having a premature or low weight baby.
Good food sources include oysters, fortified cereals, baked beans and beef. Diabetics and the elderly are most likely to be deficient in zinc.
The RDA of zinc is between 5.5mg and 9.5mg for men and between 4mg and 7mg for women.
The FSA advises taking no more than a 25mg daily dose of zinc as higher intake can block other essential nutrients such as iron.
Tools designed to ensure computer code in smart cars does not crash has been inspired by hungry penguins.
The rounded sleeping capsules send guests drifting into ocean before arriving on desert island by morning.
Sitting on the saddle activates the part of the brain responsible for learning, a study has claimed.
Scientists are appealing for more people to donate their brains for research after they die.
Life on Earth may have arrived from Mars on an asteroid, scientists have claimed.
Lunar mission scheduled at the end of 2017 could find out if beer can be brewed on the moon.
A bottle used to teach children how far litter can travel ended up on Scottish beach after 8,700-mile journey.
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