Researchers in Japan found people suffering from memory loss who ate the layered vegetable found it improved their ability to recall.
Experts said the findings could be important in the fight against brain diseases such as Alzheimer's and Parkinson's. Antioxidants found in onions and other members of the allum family - including garlic - bind with harmful toxins in the brain and flush them out of the body.
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.
Confused Apple customers are finding coins in their MacBooks.
High levels of iron help prevent hearing loss, a study has claimed.
A software engineer has constructed a fingernail-sized engine made of paper and it totally works!
Conspiracy theorists claim that there is a mysterious alien based pyramid in the Antarctic.
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