Up until now, removing brain tumours has been a fairly imprecise—and thus highly dangerous—art. Cancerous tissue in the brain looks almost exactly like healthy tissue, and being just one millimeter off is enough to permanently affect a patient's quality of life. Plus, it's almost impossible to tell if any post-surgery neurological damage is from the tumour or the surgery itself. Jim Olson, a pediatric neuro-oncologist, looked to an unlikely source to solve the problem: scorpion toxins. Read More >>