Arthritis is one of the main causes of discomfort for knees, but stem cell research could be the key to stopping the 70,000 knee operations carried out in the UK each year.
By injecting stem cells from cartilage cells into the knees, experts hope that this would aid the regeneration of the knees and hopefully lead to similar treatments in other parts of the body.
A trial will be carried out later this year to determine the affectiveness of the treatment.
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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