Brush with fate:
Destroyed by a curtain
Da Vinci painted his 15th century masterwork on wet plaster using vinegar and egg yolks, but it only took a few years for the Milanese religious mural to start flaking.
A curtain was hung across the world in the 18th century but this only trapped moisture on its surface and flaked it even more. The latest recent restoration lasted over 20 years.
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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