In the United States, it's customary to wear green on St. Patrick's Day. But in Ireland the colour is apparently unlucky.
In Irish folklore green is the favourite colour of the Good People (the proper name for faeries). They are likely to steal people, especially young children, who wear too much of the colour.
22,000 people agreed to clean toilets for WiFi because they did not read the terms.
Tools designed to ensure computer code in smart cars does not crash has been inspired by hungry penguins.
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Scientists are appealing for more people to donate their brains for research after they die.
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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.