New York, North America
In the 1990s this huge prison would have stood head and shoulders above the rest as the most violent prison on the planet. It is Rikers that has inspired the modern day prison system portrayed in the mass media as a corrupt and brutal world ruled over by gangs.
In 2008 on average, only 70 stabbings take place a year an impressive figure when the prison holds 15,000. But in 1998 that figure was close to 1,000.
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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