A team of researchers at Cardiff University has discovered stem cells in the cheek can be used to supress the immune system. It should help patients with certain types of diabetes, and those whose bodies reject organs after transplants.
It'll be several years before a treatment's developed but the scientists say it's a real breakthrough.
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A Welsh charity bringing together singers with dementia and their families is launching a new campaign to get others to share songs.
The children - who are two of three triplets - were found not breathing at a property in Bridgend, Wales.
Custom-built cars and motorbikes will attempt to break the World land speed record at Pendine Sands in Carmarthen Bay.