Our Science Editor Lawrence McGinty explains why DNA, previously classed as having no obvious use, could in fact be used to fight off genetic disease.
More top news
A son paid off his parents' mortgage for Christmas - reducing them to tears.
Intruders killed an eight-week-old puppy during a failed attempt to steal from a house in East Lothian, police have said.
It will be a cold day today, with temperatures dipping below freezing shortly after dark.