James Bissell-Thomas, owner of the Donald McGill Postcard Museum on the Isle of Wight who is showing the collection said: "What is startling is how innocent the majority of these 'obscene' cards were.
"It seemed to be a bit of a witch hunt and was really very sad. Many of the images had been on display in the 1930s and 1940s and they were suddenly seen as a threat to society."
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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