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.
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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