Does a fountain of youth exist? Since science has yet to hit on a universal cure for aging, many find an antidote to the implacable march of time in a bottle— a bottle of hair dye, that is. Covering ...

Like human aging, stem cell maturation is considered a one-way process; once an undifferentiated stem cell goes down the path to become a specific type of cell, there is no turning back. But that does ...

Grey hair is an inevitable hallmark of ageing. It’s a visual reminder of the passing years and all the bodily changes that accompany it. But emerging scientific research is challenging this simple ...