A 3ft police "spy drone" took to the skies in 2007 to help track crooks and record anti-social behaviour.
The crewless, remote-controlled helicopter uses CCTV to record images from 1,600ft above ground. It is virtually silent and has night vision to flush out suspects in the dark. Merseyside police were impressed after the drones were first used by the British Army. Assistant chief constable Simon Byrne said: "This is a cost-effective way of helping to catch criminals."
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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