This children's book is based on the true story of Roy and Silo, two male Chinstrap Penguins in New York's Central Park Zoo. The book follows the six years of their life where they formed a couple and were given an egg to raise.
The book has won many awards but it also at the centre of numerous censorship debates on same-sex marriage and adoption. It was the most challenged book of 2006, 2007, 2008 and was the most banned in 2009.
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.
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.