Named after the Ötzal Alps where he was discovered, Ötzi was just 45 when he died around 3,300 BCE. And though the oldest known European mummy didn’t die from complications of the disease, mitochondrial DNA analysis has shown that the

Celine Levesque, Associate Professor at the Faculty of Dentistry, was among one of 25 Canada Research Chairs awarded today to the University of Toronto.

 For the first time, scientists at the University of Toronto have identified micro RNA-21 as a key driver of “environmental” memory in stem cells ­­– but it’s how scientists may be able to manipulate those memories that could lead